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Finding the Fourth Proportional to 586,241.40, 879,362.10 and 532,003.80

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Solution

The fourth proportional to 586,241.40, 879,362.10 and 532,003.80 is: 798,005.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    586,241.40 : 879,362.10 = 532,003.80 : x
  2. Step 2: Convert to fraction form
    586,241.40/879,362.10 = 532,003.80/x
  3. Step 3: Cross multiply
    586,241.40x = 879,362.10 × 532,003.80
  4. Step 4: Simplify right side
    586,241.40x = 467,823,978,775.98
  5. Step 5: Solve for x
    x = 467,823,978,775.98/586,241.40
  6. Step 6: Final answer
    x = 798,005.70

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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.