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Finding the Fourth Proportional to 531,762.50, 797,471.22 and 176,681.18

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Solution

The fourth proportional to 531,762.50, 797,471.22 and 176,681.18 is: 264,964.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    531,762.50 : 797,471.22 = 176,681.18 : x
  2. Step 2: Convert to fraction form
    531,762.50/797,471.22 = 176,681.18/x
  3. Step 3: Cross multiply
    531,762.50x = 797,471.22 × 176,681.18
  4. Step 4: Simplify right side
    531,762.50x = 140,898,156,165.64
  5. Step 5: Solve for x
    x = 140,898,156,165.64/531,762.50
  6. Step 6: Final answer
    x = 264,964.45

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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.