Home / 1,170,123.56-1,755,185.52-283,659.56

Finding the Fourth Proportional to 1,170,123.56, 1,755,185.52 and 283,659.56

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Solution

The fourth proportional to 1,170,123.56, 1,755,185.52 and 283,659.56 is: 425,489.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,170,123.56 : 1,755,185.52 = 283,659.56 : x
  2. Step 2: Convert to fraction form
    1,170,123.56/1,755,185.52 = 283,659.56/x
  3. Step 3: Cross multiply
    1,170,123.56x = 1,755,185.52 × 283,659.56
  4. Step 4: Simplify right side
    1,170,123.56x = 497,875,152,321.57
  5. Step 5: Solve for x
    x = 497,875,152,321.57/1,170,123.56
  6. Step 6: Final answer
    x = 425,489.38

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Half scale
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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.