Home / 432,932.48-649,463.52-152,400.32

Finding the Fourth Proportional to 432,932.48, 649,463.52 and 152,400.32

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Solution

The fourth proportional to 432,932.48, 649,463.52 and 152,400.32 is: 228,623.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    432,932.48 : 649,463.52 = 152,400.32 : x
  2. Step 2: Convert to fraction form
    432,932.48/649,463.52 = 152,400.32/x
  3. Step 3: Cross multiply
    432,932.48x = 649,463.52 × 152,400.32
  4. Step 4: Simplify right side
    432,932.48x = 98,978,448,276.33
  5. Step 5: Solve for x
    x = 98,978,448,276.33/432,932.48
  6. Step 6: Final answer
    x = 228,623.29

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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.