Home / 425,433.67-587,110.78-234,459.36

Finding the Fourth Proportional to 425,433.67, 587,110.78 and 234,459.36

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Solution

The fourth proportional to 425,433.67, 587,110.78 and 234,459.36 is: 323,560.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    425,433.67 : 587,110.78 = 234,459.36 : x
  2. Step 2: Convert to fraction form
    425,433.67/587,110.78 = 234,459.36/x
  3. Step 3: Cross multiply
    425,433.67x = 587,110.78 × 234,459.36
  4. Step 4: Simplify right side
    425,433.67x = 137,653,617,727.90
  5. Step 5: Solve for x
    x = 137,653,617,727.90/425,433.67
  6. Step 6: Final answer
    x = 323,560.70

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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.