Home / 988,350.75-1,363,932.27-535,641.75

Finding the Fourth Proportional to 988,350.75, 1,363,932.27 and 535,641.75

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Solution

The fourth proportional to 988,350.75, 1,363,932.27 and 535,641.75 is: 739,190.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    988,350.75 : 1,363,932.27 = 535,641.75 : x
  2. Step 2: Convert to fraction form
    988,350.75/1,363,932.27 = 535,641.75/x
  3. Step 3: Cross multiply
    988,350.75x = 1,363,932.27 × 535,641.75
  4. Step 4: Simplify right side
    988,350.75x = 730,579,067,984.27
  5. Step 5: Solve for x
    x = 730,579,067,984.27/988,350.75
  6. Step 6: Final answer
    x = 739,190.08

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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.