Home / 810,251.02-1,117,198-552,280.70

Finding the Fourth Proportional to 810,251.02, 1,117,198 and 552,280.70

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Solution

The fourth proportional to 810,251.02, 1,117,198 and 552,280.70 is: 761,500.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    810,251.02 : 1,117,198 = 552,280.70 : x
  2. Step 2: Convert to fraction form
    810,251.02/1,117,198 = 552,280.70/x
  3. Step 3: Cross multiply
    810,251.02x = 1,117,198 × 552,280.70
  4. Step 4: Simplify right side
    810,251.02x = 617,006,893,478.60
  5. Step 5: Solve for x
    x = 617,006,893,478.60/810,251.02
  6. Step 6: Final answer
    x = 761,500.92

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Double scale
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Similar ratio
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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.