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Finding the Fourth Proportional to 744,594.36, 1,108,470 and 740,165.70

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Solution

The fourth proportional to 744,594.36, 1,108,470 and 740,165.70 is: 1,101,877.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    744,594.36 : 1,108,470 = 740,165.70 : x
  2. Step 2: Convert to fraction form
    744,594.36/1,108,470 = 740,165.70/x
  3. Step 3: Cross multiply
    744,594.36x = 1,108,470 × 740,165.70
  4. Step 4: Simplify right side
    744,594.36x = 820,451,473,479
  5. Step 5: Solve for x
    x = 820,451,473,479/744,594.36
  6. Step 6: Final answer
    x = 1,101,877.10

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.