Home / 623,257.34-934,147.89-286,013.73

Finding the Fourth Proportional to 623,257.34, 934,147.89 and 286,013.73

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Solution

The fourth proportional to 623,257.34, 934,147.89 and 286,013.73 is: 428,681.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    623,257.34 : 934,147.89 = 286,013.73 : x
  2. Step 2: Convert to fraction form
    623,257.34/934,147.89 = 286,013.73/x
  3. Step 3: Cross multiply
    623,257.34x = 934,147.89 × 286,013.73
  4. Step 4: Simplify right side
    623,257.34x = 267,179,125,893.58
  5. Step 5: Solve for x
    x = 267,179,125,893.58/623,257.34
  6. Step 6: Final answer
    x = 428,681.88

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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.