Home / 616,588.20-924,882.30-447,314.40

Finding the Fourth Proportional to 616,588.20, 924,882.30 and 447,314.40

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Solution

The fourth proportional to 616,588.20, 924,882.30 and 447,314.40 is: 670,971.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    616,588.20 : 924,882.30 = 447,314.40 : x
  2. Step 2: Convert to fraction form
    616,588.20/924,882.30 = 447,314.40/x
  3. Step 3: Cross multiply
    616,588.20x = 924,882.30 × 447,314.40
  4. Step 4: Simplify right side
    616,588.20x = 413,713,171,095.12
  5. Step 5: Solve for x
    x = 413,713,171,095.12/616,588.20
  6. Step 6: Final answer
    x = 670,971.60

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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.