Home / 866,781.18-1,196,165.61-484,843.50

Finding the Fourth Proportional to 866,781.18, 1,196,165.61 and 484,843.50

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Solution

The fourth proportional to 866,781.18, 1,196,165.61 and 484,843.50 is: 669,088.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    866,781.18 : 1,196,165.61 = 484,843.50 : x
  2. Step 2: Convert to fraction form
    866,781.18/1,196,165.61 = 484,843.50/x
  3. Step 3: Cross multiply
    866,781.18x = 1,196,165.61 × 484,843.50
  4. Step 4: Simplify right side
    866,781.18x = 579,953,120,932.04
  5. Step 5: Solve for x
    x = 579,953,120,932.04/866,781.18
  6. Step 6: Final answer
    x = 669,088.27

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.