Home / 539,127.80-808,983.30-223,616.60

Finding the Fourth Proportional to 539,127.80, 808,983.30 and 223,616.60

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Solution

The fourth proportional to 539,127.80, 808,983.30 and 223,616.60 is: 335,545.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    539,127.80 : 808,983.30 = 223,616.60 : x
  2. Step 2: Convert to fraction form
    539,127.80/808,983.30 = 223,616.60/x
  3. Step 3: Cross multiply
    539,127.80x = 808,983.30 × 223,616.60
  4. Step 4: Simplify right side
    539,127.80x = 180,902,095,002.78
  5. Step 5: Solve for x
    x = 180,902,095,002.78/539,127.80
  6. Step 6: Final answer
    x = 335,545.85

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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.