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Finding the Fourth Proportional to 586,005.31, 883,400.13 and 546,945.15

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Solution

The fourth proportional to 586,005.31, 883,400.13 and 546,945.15 is: 824,517.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    586,005.31 : 883,400.13 = 546,945.15 : x
  2. Step 2: Convert to fraction form
    586,005.31/883,400.13 = 546,945.15/x
  3. Step 3: Cross multiply
    586,005.31x = 883,400.13 × 546,945.15
  4. Step 4: Simplify right side
    586,005.31x = 483,171,416,612.87
  5. Step 5: Solve for x
    x = 483,171,416,612.87/586,005.31
  6. Step 6: Final answer
    x = 824,517.13

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.