Home / 425,541.18-587,239.56-234,572.34

Finding the Fourth Proportional to 425,541.18, 587,239.56 and 234,572.34

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Solution

The fourth proportional to 425,541.18, 587,239.56 and 234,572.34 is: 323,705.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    425,541.18 : 587,239.56 = 234,572.34 : x
  2. Step 2: Convert to fraction form
    425,541.18/587,239.56 = 234,572.34/x
  3. Step 3: Cross multiply
    425,541.18x = 587,239.56 × 234,572.34
  4. Step 4: Simplify right side
    425,541.18x = 137,750,157,729.77
  5. Step 5: Solve for x
    x = 137,750,157,729.77/425,541.18
  6. Step 6: Final answer
    x = 323,705.82

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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.