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Finding the Fourth Proportional to 535,327.50, 803,302.29 and 239,839.50

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Solution

The fourth proportional to 535,327.50, 803,302.29 and 239,839.50 is: 359,898.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    535,327.50 : 803,302.29 = 239,839.50 : x
  2. Step 2: Convert to fraction form
    535,327.50/803,302.29 = 239,839.50/x
  3. Step 3: Cross multiply
    535,327.50x = 803,302.29 × 239,839.50
  4. Step 4: Simplify right side
    535,327.50x = 192,663,619,582.46
  5. Step 5: Solve for x
    x = 192,663,619,582.46/535,327.50
  6. Step 6: Final answer
    x = 359,898.60

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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.