Home / 779,560.88-1,169,341.31-188,584.88

Finding the Fourth Proportional to 779,560.88, 1,169,341.31 and 188,584.88

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Solution

The fourth proportional to 779,560.88, 1,169,341.31 and 188,584.88 is: 282,877.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    779,560.88 : 1,169,341.31 = 188,584.88 : x
  2. Step 2: Convert to fraction form
    779,560.88/1,169,341.31 = 188,584.88/x
  3. Step 3: Cross multiply
    779,560.88x = 1,169,341.31 × 188,584.88
  4. Step 4: Simplify right side
    779,560.88x = 220,520,085,250.15
  5. Step 5: Solve for x
    x = 220,520,085,250.15/779,560.88
  6. Step 6: Final answer
    x = 282,877.31

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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.