Home / 807,588.74-1,114,472.55-468,253.82

Finding the Fourth Proportional to 807,588.74, 1,114,472.55 and 468,253.82

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Solution

The fourth proportional to 807,588.74, 1,114,472.55 and 468,253.82 is: 646,190.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    807,588.74 : 1,114,472.55 = 468,253.82 : x
  2. Step 2: Convert to fraction form
    807,588.74/1,114,472.55 = 468,253.82/x
  3. Step 3: Cross multiply
    807,588.74x = 1,114,472.55 × 468,253.82
  4. Step 4: Simplify right side
    807,588.74x = 521,856,023,250.28
  5. Step 5: Solve for x
    x = 521,856,023,250.28/807,588.74
  6. Step 6: Final answer
    x = 646,190.32

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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.