Home / 873,042.02-1,204,785.65-491,068.70

Finding the Fourth Proportional to 873,042.02, 1,204,785.65 and 491,068.70

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Solution

The fourth proportional to 873,042.02, 1,204,785.65 and 491,068.70 is: 677,667.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    873,042.02 : 1,204,785.65 = 491,068.70 : x
  2. Step 2: Convert to fraction form
    873,042.02/1,204,785.65 = 491,068.70/x
  3. Step 3: Cross multiply
    873,042.02x = 1,204,785.65 × 491,068.70
  4. Step 4: Simplify right side
    873,042.02x = 591,632,522,924.16
  5. Step 5: Solve for x
    x = 591,632,522,924.16/873,042.02
  6. Step 6: Final answer
    x = 677,667.87

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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.