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Finding the Fourth Proportional to 585,114.30, 876,687.30 and 500,477.40

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Solution

The fourth proportional to 585,114.30, 876,687.30 and 500,477.40 is: 749,874.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    585,114.30 : 876,687.30 = 500,477.40 : x
  2. Step 2: Convert to fraction form
    585,114.30/876,687.30 = 500,477.40/x
  3. Step 3: Cross multiply
    585,114.30x = 876,687.30 × 500,477.40
  4. Step 4: Simplify right side
    585,114.30x = 438,762,180,517.02
  5. Step 5: Solve for x
    x = 438,762,180,517.02/585,114.30
  6. Step 6: Final answer
    x = 749,874.31

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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.