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Finding the Fourth Proportional to 586,177.80, 879,266.70 and 383,224.20

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Solution

The fourth proportional to 586,177.80, 879,266.70 and 383,224.20 is: 574,836.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    586,177.80 : 879,266.70 = 383,224.20 : x
  2. Step 2: Convert to fraction form
    586,177.80/879,266.70 = 383,224.20/x
  3. Step 3: Cross multiply
    586,177.80x = 879,266.70 × 383,224.20
  4. Step 4: Simplify right side
    586,177.80x = 336,956,277,694.14
  5. Step 5: Solve for x
    x = 336,956,277,694.14/586,177.80
  6. Step 6: Final answer
    x = 574,836.30

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Similar ratio
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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.