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Finding the Fourth Proportional to 586,458.90, 881,567.55 and 544,857.30

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Solution

The fourth proportional to 586,458.90, 881,567.55 and 544,857.30 is: 819,031.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    586,458.90 : 881,567.55 = 544,857.30 : x
  2. Step 2: Convert to fraction form
    586,458.90/881,567.55 = 544,857.30/x
  3. Step 3: Cross multiply
    586,458.90x = 881,567.55 × 544,857.30
  4. Step 4: Simplify right side
    586,458.90x = 480,328,515,060.62
  5. Step 5: Solve for x
    x = 480,328,515,060.62/586,458.90
  6. Step 6: Final answer
    x = 819,031.85

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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.