Home / 832,505.06-1,148,490.36-488,166.17

Finding the Fourth Proportional to 832,505.06, 1,148,490.36 and 488,166.17

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Solution

The fourth proportional to 832,505.06, 1,148,490.36 and 488,166.17 is: 673,454.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    832,505.06 : 1,148,490.36 = 488,166.17 : x
  2. Step 2: Convert to fraction form
    832,505.06/1,148,490.36 = 488,166.17/x
  3. Step 3: Cross multiply
    832,505.06x = 1,148,490.36 × 488,166.17
  4. Step 4: Simplify right side
    832,505.06x = 560,654,134,580.67
  5. Step 5: Solve for x
    x = 560,654,134,580.67/832,505.06
  6. Step 6: Final answer
    x = 673,454.33

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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 (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.