Home / 1,108,604.10-1,662,906.15-577,163.10

Finding the Fourth Proportional to 1,108,604.10, 1,662,906.15 and 577,163.10

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Solution

The fourth proportional to 1,108,604.10, 1,662,906.15 and 577,163.10 is: 865,744.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,108,604.10 : 1,662,906.15 = 577,163.10 : x
  2. Step 2: Convert to fraction form
    1,108,604.10/1,662,906.15 = 577,163.10/x
  3. Step 3: Cross multiply
    1,108,604.10x = 1,662,906.15 × 577,163.10
  4. Step 4: Simplify right side
    1,108,604.10x = 959,768,068,543.07
  5. Step 5: Solve for x
    x = 959,768,068,543.07/1,108,604.10
  6. Step 6: Final answer
    x = 865,744.65

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Double scale
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Similar ratio
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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.