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Finding the Fourth Proportional to 592,900.40, 888,038.40 and 487,924.40

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Solution

The fourth proportional to 592,900.40, 888,038.40 and 487,924.40 is: 730,806.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    592,900.40 : 888,038.40 = 487,924.40 : x
  2. Step 2: Convert to fraction form
    592,900.40/888,038.40 = 487,924.40/x
  3. Step 3: Cross multiply
    592,900.40x = 888,038.40 × 487,924.40
  4. Step 4: Simplify right side
    592,900.40x = 433,295,603,496.96
  5. Step 5: Solve for x
    x = 433,295,603,496.96/592,900.40
  6. Step 6: Final answer
    x = 730,806.73

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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.