Home / 956,613.40-1,320,135.42-526,895.08

Finding the Fourth Proportional to 956,613.40, 1,320,135.42 and 526,895.08

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Solution

The fourth proportional to 956,613.40, 1,320,135.42 and 526,895.08 is: 727,120.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    956,613.40 : 1,320,135.42 = 526,895.08 : x
  2. Step 2: Convert to fraction form
    956,613.40/1,320,135.42 = 526,895.08/x
  3. Step 3: Cross multiply
    956,613.40x = 1,320,135.42 × 526,895.08
  4. Step 4: Simplify right side
    956,613.40x = 695,572,857,731.73
  5. Step 5: Solve for x
    x = 695,572,857,731.73/956,613.40
  6. Step 6: Final answer
    x = 727,120.13

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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.