Home / 658,096.80-987,145.20-623,882.40

Finding the Fourth Proportional to 658,096.80, 987,145.20 and 623,882.40

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Solution

The fourth proportional to 658,096.80, 987,145.20 and 623,882.40 is: 935,823.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    658,096.80 : 987,145.20 = 623,882.40 : x
  2. Step 2: Convert to fraction form
    658,096.80/987,145.20 = 623,882.40/x
  3. Step 3: Cross multiply
    658,096.80x = 987,145.20 × 623,882.40
  4. Step 4: Simplify right side
    658,096.80x = 615,862,516,524.48
  5. Step 5: Solve for x
    x = 615,862,516,524.48/658,096.80
  6. Step 6: Final answer
    x = 935,823.60

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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.