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Finding the Fourth Proportional to 482,001.44, 723,011.76 and 339,262.88

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Solution

The fourth proportional to 482,001.44, 723,011.76 and 339,262.88 is: 508,901.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    482,001.44 : 723,011.76 = 339,262.88 : x
  2. Step 2: Convert to fraction form
    482,001.44/723,011.76 = 339,262.88/x
  3. Step 3: Cross multiply
    482,001.44x = 723,011.76 × 339,262.88
  4. Step 4: Simplify right side
    482,001.44x = 245,291,051,971.47
  5. Step 5: Solve for x
    x = 245,291,051,971.47/482,001.44
  6. Step 6: Final answer
    x = 508,901.08

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1.5x scale

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.