Home / 723,332.46-1,085,057.84-363,318.18

Finding the Fourth Proportional to 723,332.46, 1,085,057.84 and 363,318.18

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Solution

The fourth proportional to 723,332.46, 1,085,057.84 and 363,318.18 is: 545,006.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    723,332.46 : 1,085,057.84 = 363,318.18 : x
  2. Step 2: Convert to fraction form
    723,332.46/1,085,057.84 = 363,318.18/x
  3. Step 3: Cross multiply
    723,332.46x = 1,085,057.84 × 363,318.18
  4. Step 4: Simplify right side
    723,332.46x = 394,221,239,623.53
  5. Step 5: Solve for x
    x = 394,221,239,623.53/723,332.46
  6. Step 6: Final answer
    x = 545,006.98

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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.