Home / 834,060.10-1,151,004.10-452,086.78

Finding the Fourth Proportional to 834,060.10, 1,151,004.10 and 452,086.78

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Solution

The fourth proportional to 834,060.10, 1,151,004.10 and 452,086.78 is: 623,880.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    834,060.10 : 1,151,004.10 = 452,086.78 : x
  2. Step 2: Convert to fraction form
    834,060.10/1,151,004.10 = 452,086.78/x
  3. Step 3: Cross multiply
    834,060.10x = 1,151,004.10 × 452,086.78
  4. Step 4: Simplify right side
    834,060.10x = 520,353,737,335.80
  5. Step 5: Solve for x
    x = 520,353,737,335.80/834,060.10
  6. Step 6: Final answer
    x = 623,880.39

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Half scale
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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.