Home / 980,995.34-1,354,143.50-573,229.70

Finding the Fourth Proportional to 980,995.34, 1,354,143.50 and 573,229.70

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Solution

The fourth proportional to 980,995.34, 1,354,143.50 and 573,229.70 is: 791,273.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    980,995.34 : 1,354,143.50 = 573,229.70 : x
  2. Step 2: Convert to fraction form
    980,995.34/1,354,143.50 = 573,229.70/x
  3. Step 3: Cross multiply
    980,995.34x = 1,354,143.50 × 573,229.70
  4. Step 4: Simplify right side
    980,995.34x = 776,235,272,434.58
  5. Step 5: Solve for x
    x = 776,235,272,434.58/980,995.34
  6. Step 6: Final answer
    x = 791,273.15

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Double scale
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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.