Home / 657,560.82-986,160.32-225,271.92

Finding the Fourth Proportional to 657,560.82, 986,160.32 and 225,271.92

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Solution

The fourth proportional to 657,560.82, 986,160.32 and 225,271.92 is: 337,845.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    657,560.82 : 986,160.32 = 225,271.92 : x
  2. Step 2: Convert to fraction form
    657,560.82/986,160.32 = 225,271.92/x
  3. Step 3: Cross multiply
    657,560.82x = 986,160.32 × 225,271.92
  4. Step 4: Simplify right side
    657,560.82x = 222,154,232,130.73
  5. Step 5: Solve for x
    x = 222,154,232,130.73/657,560.82
  6. Step 6: Final answer
    x = 337,845.91

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.