Home / 853,876.64-1,177,586.94-708,452.16

Finding the Fourth Proportional to 853,876.64, 1,177,586.94 and 708,452.16

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Solution

The fourth proportional to 853,876.64, 1,177,586.94 and 708,452.16 is: 977,031.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    853,876.64 : 1,177,586.94 = 708,452.16 : x
  2. Step 2: Convert to fraction form
    853,876.64/1,177,586.94 = 708,452.16/x
  3. Step 3: Cross multiply
    853,876.64x = 1,177,586.94 × 708,452.16
  4. Step 4: Simplify right side
    853,876.64x = 834,264,011,230.79
  5. Step 5: Solve for x
    x = 834,264,011,230.79/853,876.64
  6. Step 6: Final answer
    x = 977,031.07

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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.