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Finding the Fourth Proportional to 582,502.60, 873,753.90 and 526,515.40

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Solution

The fourth proportional to 582,502.60, 873,753.90 and 526,515.40 is: 789,773.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    582,502.60 : 873,753.90 = 526,515.40 : x
  2. Step 2: Convert to fraction form
    582,502.60/873,753.90 = 526,515.40/x
  3. Step 3: Cross multiply
    582,502.60x = 873,753.90 × 526,515.40
  4. Step 4: Simplify right side
    582,502.60x = 460,044,884,160.06
  5. Step 5: Solve for x
    x = 460,044,884,160.06/582,502.60
  6. Step 6: Final answer
    x = 789,773.10

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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.