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Finding the Fourth Proportional to 537,713.40, 806,570.10 and 453,732.60

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Solution

The fourth proportional to 537,713.40, 806,570.10 and 453,732.60 is: 680,598.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    537,713.40 : 806,570.10 = 453,732.60 : x
  2. Step 2: Convert to fraction form
    537,713.40/806,570.10 = 453,732.60/x
  3. Step 3: Cross multiply
    537,713.40x = 806,570.10 × 453,732.60
  4. Step 4: Simplify right side
    537,713.40x = 365,967,148,555.26
  5. Step 5: Solve for x
    x = 365,967,148,555.26/537,713.40
  6. Step 6: Final answer
    x = 680,598.90

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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.