Home / 866,775.01-1,196,184.77-479,584.13

Finding the Fourth Proportional to 866,775.01, 1,196,184.77 and 479,584.13

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Solution

The fourth proportional to 866,775.01, 1,196,184.77 and 479,584.13 is: 661,845.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    866,775.01 : 1,196,184.77 = 479,584.13 : x
  2. Step 2: Convert to fraction form
    866,775.01/1,196,184.77 = 479,584.13/x
  3. Step 3: Cross multiply
    866,775.01x = 1,196,184.77 × 479,584.13
  4. Step 4: Simplify right side
    866,775.01x = 573,671,237,101.70
  5. Step 5: Solve for x
    x = 573,671,237,101.70/866,775.01
  6. Step 6: Final answer
    x = 661,845.61

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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.