Home / 834,058.10-1,151,001.34-452,084.78

Finding the Fourth Proportional to 834,058.10, 1,151,001.34 and 452,084.78

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Solution

The fourth proportional to 834,058.10, 1,151,001.34 and 452,084.78 is: 623,877.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    834,058.10 : 1,151,001.34 = 452,084.78 : x
  2. Step 2: Convert to fraction form
    834,058.10/1,151,001.34 = 452,084.78/x
  3. Step 3: Cross multiply
    834,058.10x = 1,151,001.34 × 452,084.78
  4. Step 4: Simplify right side
    834,058.10x = 520,350,187,573.61
  5. Step 5: Solve for x
    x = 520,350,187,573.61/834,058.10
  6. Step 6: Final answer
    x = 623,877.63

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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.