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Finding the Fourth Proportional to 588,088.40, 880,820.40 and 453,915.95

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Solution

The fourth proportional to 588,088.40, 880,820.40 and 453,915.95 is: 679,861.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    588,088.40 : 880,820.40 = 453,915.95 : x
  2. Step 2: Convert to fraction form
    588,088.40/880,820.40 = 453,915.95/x
  3. Step 3: Cross multiply
    588,088.40x = 880,820.40 × 453,915.95
  4. Step 4: Simplify right side
    588,088.40x = 399,818,428,645.38
  5. Step 5: Solve for x
    x = 399,818,428,645.38/588,088.40
  6. Step 6: Final answer
    x = 679,861.10

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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.