Home / 440,024.07-660,313.77-187,304.16

Finding the Fourth Proportional to 440,024.07, 660,313.77 and 187,304.16

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Solution

The fourth proportional to 440,024.07, 660,313.77 and 187,304.16 is: 281,074.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    440,024.07 : 660,313.77 = 187,304.16 : x
  2. Step 2: Convert to fraction form
    440,024.07/660,313.77 = 187,304.16/x
  3. Step 3: Cross multiply
    440,024.07x = 660,313.77 × 187,304.16
  4. Step 4: Simplify right side
    440,024.07x = 123,679,516,026.28
  5. Step 5: Solve for x
    x = 123,679,516,026.28/440,024.07
  6. Step 6: Final answer
    x = 281,074.43

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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.