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Finding the Fourth Proportional to 544,139.77, 816,294.17 and 277,756.15

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Solution

The fourth proportional to 544,139.77, 816,294.17 and 277,756.15 is: 416,677.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    544,139.77 : 816,294.17 = 277,756.15 : x
  2. Step 2: Convert to fraction form
    544,139.77/816,294.17 = 277,756.15/x
  3. Step 3: Cross multiply
    544,139.77x = 816,294.17 × 277,756.15
  4. Step 4: Simplify right side
    544,139.77x = 226,730,725,926.65
  5. Step 5: Solve for x
    x = 226,730,725,926.65/544,139.77
  6. Step 6: Final answer
    x = 416,677.37

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1.5x scale

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.