Home / 283,628.25-391,426.34-173,294.13

Finding the Fourth Proportional to 283,628.25, 391,426.34 and 173,294.13

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Solution

The fourth proportional to 283,628.25, 391,426.34 and 173,294.13 is: 239,157.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    283,628.25 : 391,426.34 = 173,294.13 : x
  2. Step 2: Convert to fraction form
    283,628.25/391,426.34 = 173,294.13/x
  3. Step 3: Cross multiply
    283,628.25x = 391,426.34 × 173,294.13
  4. Step 4: Simplify right side
    283,628.25x = 67,831,886,423.77
  5. Step 5: Solve for x
    x = 67,831,886,423.77/283,628.25
  6. Step 6: Final answer
    x = 239,157.73

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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.