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Finding the Fourth Proportional to 531,870.43, 793,657.30 and 474,550.27

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Solution

The fourth proportional to 531,870.43, 793,657.30 and 474,550.27 is: 708,124.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    531,870.43 : 793,657.30 = 474,550.27 : x
  2. Step 2: Convert to fraction form
    531,870.43/793,657.30 = 474,550.27/x
  3. Step 3: Cross multiply
    531,870.43x = 793,657.30 × 474,550.27
  4. Step 4: Simplify right side
    531,870.43x = 376,630,286,002.47
  5. Step 5: Solve for x
    x = 376,630,286,002.47/531,870.43
  6. Step 6: Final answer
    x = 708,124.13

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.