Home / 584,177.18-806,164.17-315,905.18

Finding the Fourth Proportional to 584,177.18, 806,164.17 and 315,905.18

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Solution

The fourth proportional to 584,177.18, 806,164.17 and 315,905.18 is: 435,948.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    584,177.18 : 806,164.17 = 315,905.18 : x
  2. Step 2: Convert to fraction form
    584,177.18/806,164.17 = 315,905.18/x
  3. Step 3: Cross multiply
    584,177.18x = 806,164.17 × 315,905.18
  4. Step 4: Simplify right side
    584,177.18x = 254,671,437,233.40
  5. Step 5: Solve for x
    x = 254,671,437,233.40/584,177.18
  6. Step 6: Final answer
    x = 435,948.97

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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.