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Finding the Fourth Proportional to 586,472.40, 881,587.80 and 544,870.80

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Solution

The fourth proportional to 586,472.40, 881,587.80 and 544,870.80 is: 819,052.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    586,472.40 : 881,587.80 = 544,870.80 : x
  2. Step 2: Convert to fraction form
    586,472.40/881,587.80 = 544,870.80/x
  3. Step 3: Cross multiply
    586,472.40x = 881,587.80 × 544,870.80
  4. Step 4: Simplify right side
    586,472.40x = 480,351,449,856.24
  5. Step 5: Solve for x
    x = 480,351,449,856.24/586,472.40
  6. Step 6: Final answer
    x = 819,052.10

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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.