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Finding the Fourth Proportional to 483,528, 725,317.92 and 151,129.92

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Solution

The fourth proportional to 483,528, 725,317.92 and 151,129.92 is: 226,702.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    483,528 : 725,317.92 = 151,129.92 : x
  2. Step 2: Convert to fraction form
    483,528/725,317.92 = 151,129.92/x
  3. Step 3: Cross multiply
    483,528x = 725,317.92 × 151,129.92
  4. Step 4: Simplify right side
    483,528x = 109,617,239,224.17
  5. Step 5: Solve for x
    x = 109,617,239,224.17/483,528
  6. Step 6: Final answer
    x = 226,702.98

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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.