Home / 907,544.06-1,252,387.90-499,641.83

Finding the Fourth Proportional to 907,544.06, 1,252,387.90 and 499,641.83

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Solution

The fourth proportional to 907,544.06, 1,252,387.90 and 499,641.83 is: 689,493.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    907,544.06 : 1,252,387.90 = 499,641.83 : x
  2. Step 2: Convert to fraction form
    907,544.06/1,252,387.90 = 499,641.83/x
  3. Step 3: Cross multiply
    907,544.06x = 1,252,387.90 × 499,641.83
  4. Step 4: Simplify right side
    907,544.06x = 625,745,382,225.86
  5. Step 5: Solve for x
    x = 625,745,382,225.86/907,544.06
  6. Step 6: Final answer
    x = 689,493.12

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.