Home / 440,024.75-607,234.17-238,820.75

Finding the Fourth Proportional to 440,024.75, 607,234.17 and 238,820.75

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Solution

The fourth proportional to 440,024.75, 607,234.17 and 238,820.75 is: 329,572.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    440,024.75 : 607,234.17 = 238,820.75 : x
  2. Step 2: Convert to fraction form
    440,024.75/607,234.17 = 238,820.75/x
  3. Step 3: Cross multiply
    440,024.75x = 607,234.17 × 238,820.75
  4. Step 4: Simplify right side
    440,024.75x = 145,020,119,905.03
  5. Step 5: Solve for x
    x = 145,020,119,905.03/440,024.75
  6. Step 6: Final answer
    x = 329,572.64

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.