Home / 762,545.04-1,143,073.64-363,078.48

Finding the Fourth Proportional to 762,545.04, 1,143,073.64 and 363,078.48

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Solution

The fourth proportional to 762,545.04, 1,143,073.64 and 363,078.48 is: 544,263.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    762,545.04 : 1,143,073.64 = 363,078.48 : x
  2. Step 2: Convert to fraction form
    762,545.04/1,143,073.64 = 363,078.48/x
  3. Step 3: Cross multiply
    762,545.04x = 1,143,073.64 × 363,078.48
  4. Step 4: Simplify right side
    762,545.04x = 415,025,439,739.27
  5. Step 5: Solve for x
    x = 415,025,439,739.27/762,545.04
  6. Step 6: Final answer
    x = 544,263.51

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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.