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Finding the Fourth Proportional to 585,937.91, 877,155.77 and 354,426.28

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Solution

The fourth proportional to 585,937.91, 877,155.77 and 354,426.28 is: 530,580.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    585,937.91 : 877,155.77 = 354,426.28 : x
  2. Step 2: Convert to fraction form
    585,937.91/877,155.77 = 354,426.28/x
  3. Step 3: Cross multiply
    585,937.91x = 877,155.77 × 354,426.28
  4. Step 4: Simplify right side
    585,937.91x = 310,887,052,576.62
  5. Step 5: Solve for x
    x = 310,887,052,576.62/585,937.91
  6. Step 6: Final answer
    x = 530,580.20

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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.