Home / 1,067,545.80-1,601,319.78-436,459.62

Finding the Fourth Proportional to 1,067,545.80, 1,601,319.78 and 436,459.62

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Solution

The fourth proportional to 1,067,545.80, 1,601,319.78 and 436,459.62 is: 654,689.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,067,545.80 : 1,601,319.78 = 436,459.62 : x
  2. Step 2: Convert to fraction form
    1,067,545.80/1,601,319.78 = 436,459.62/x
  3. Step 3: Cross multiply
    1,067,545.80x = 1,601,319.78 × 436,459.62
  4. Step 4: Simplify right side
    1,067,545.80x = 698,911,422,677.28
  5. Step 5: Solve for x
    x = 698,911,422,677.28/1,067,545.80
  6. Step 6: Final answer
    x = 654,689.87

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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.