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Finding the Fourth Proportional to 588,002.80, 879,671.40 and 509,983.60

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Solution

The fourth proportional to 588,002.80, 879,671.40 and 509,983.60 is: 762,952.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    588,002.80 : 879,671.40 = 509,983.60 : x
  2. Step 2: Convert to fraction form
    588,002.80/879,671.40 = 509,983.60/x
  3. Step 3: Cross multiply
    588,002.80x = 879,671.40 × 509,983.60
  4. Step 4: Simplify right side
    588,002.80x = 448,617,987,389.04
  5. Step 5: Solve for x
    x = 448,617,987,389.04/588,002.80
  6. Step 6: Final answer
    x = 762,952.13

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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.