Home / 956,613.15-1,320,219.45-714,475.53

Finding the Fourth Proportional to 956,613.15, 1,320,219.45 and 714,475.53

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Solution

The fourth proportional to 956,613.15, 1,320,219.45 and 714,475.53 is: 986,045.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    956,613.15 : 1,320,219.45 = 714,475.53 : x
  2. Step 2: Convert to fraction form
    956,613.15/1,320,219.45 = 714,475.53/x
  3. Step 3: Cross multiply
    956,613.15x = 1,320,219.45 × 714,475.53
  4. Step 4: Simplify right side
    956,613.15x = 943,264,491,255.06
  5. Step 5: Solve for x
    x = 943,264,491,255.06/956,613.15
  6. Step 6: Final answer
    x = 986,045.92

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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.