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Finding the Fourth Proportional to 359,950.74, 540,026.24 and 157,510.77

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Solution

The fourth proportional to 359,950.74, 540,026.24 and 157,510.77 is: 236,309.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    359,950.74 : 540,026.24 = 157,510.77 : x
  2. Step 2: Convert to fraction form
    359,950.74/540,026.24 = 157,510.77/x
  3. Step 3: Cross multiply
    359,950.74x = 540,026.24 × 157,510.77
  4. Step 4: Simplify right side
    359,950.74x = 85,059,948,095.05
  5. Step 5: Solve for x
    x = 85,059,948,095.05/359,950.74
  6. Step 6: Final answer
    x = 236,309.97

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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.