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Finding the Fourth Proportional to 537,066.57, 740,942.10 and 307,501.17

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Solution

The fourth proportional to 537,066.57, 740,942.10 and 307,501.17 is: 424,231.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    537,066.57 : 740,942.10 = 307,501.17 : x
  2. Step 2: Convert to fraction form
    537,066.57/740,942.10 = 307,501.17/x
  3. Step 3: Cross multiply
    537,066.57x = 740,942.10 × 307,501.17
  4. Step 4: Simplify right side
    537,066.57x = 227,840,562,652.26
  5. Step 5: Solve for x
    x = 227,840,562,652.26/537,066.57
  6. Step 6: Final answer
    x = 424,231.51

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.