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Finding the Fourth Proportional to 524,849.94, 787,269.72 and 240,459.80

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Solution

The fourth proportional to 524,849.94, 787,269.72 and 240,459.80 is: 360,687.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    524,849.94 : 787,269.72 = 240,459.80 : x
  2. Step 2: Convert to fraction form
    524,849.94/787,269.72 = 240,459.80/x
  3. Step 3: Cross multiply
    524,849.94x = 787,269.72 × 240,459.80
  4. Step 4: Simplify right side
    524,849.94x = 189,306,719,417.26
  5. Step 5: Solve for x
    x = 189,306,719,417.26/524,849.94
  6. Step 6: Final answer
    x = 360,687.32

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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.