Home / 866,148.60-1,195,311.54-484,191.48

Finding the Fourth Proportional to 866,148.60, 1,195,311.54 and 484,191.48

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Solution

The fourth proportional to 866,148.60, 1,195,311.54 and 484,191.48 is: 668,199.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    866,148.60 : 1,195,311.54 = 484,191.48 : x
  2. Step 2: Convert to fraction form
    866,148.60/1,195,311.54 = 484,191.48/x
  3. Step 3: Cross multiply
    866,148.60x = 1,195,311.54 × 484,191.48
  4. Step 4: Simplify right side
    866,148.60x = 578,759,663,613.68
  5. Step 5: Solve for x
    x = 578,759,663,613.68/866,148.60
  6. Step 6: Final answer
    x = 668,199.04

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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.