Home / 623,732.10-935,598.15-387,536.10

Finding the Fourth Proportional to 623,732.10, 935,598.15 and 387,536.10

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Solution

The fourth proportional to 623,732.10, 935,598.15 and 387,536.10 is: 581,304.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    623,732.10 : 935,598.15 = 387,536.10 : x
  2. Step 2: Convert to fraction form
    623,732.10/935,598.15 = 387,536.10/x
  3. Step 3: Cross multiply
    623,732.10x = 935,598.15 × 387,536.10
  4. Step 4: Simplify right side
    623,732.10x = 362,578,058,218.22
  5. Step 5: Solve for x
    x = 362,578,058,218.22/623,732.10
  6. Step 6: Final answer
    x = 581,304.15

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Double scale
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Similar ratio
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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.