Home / 853,880.64-1,177,592.44-708,456.16

Finding the Fourth Proportional to 853,880.64, 1,177,592.44 and 708,456.16

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Solution

The fourth proportional to 853,880.64, 1,177,592.44 and 708,456.16 is: 977,036.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    853,880.64 : 1,177,592.44 = 708,456.16 : x
  2. Step 2: Convert to fraction form
    853,880.64/1,177,592.44 = 708,456.16/x
  3. Step 3: Cross multiply
    853,880.64x = 1,177,592.44 × 708,456.16
  4. Step 4: Simplify right side
    853,880.64x = 834,272,618,087.43
  5. Step 5: Solve for x
    x = 834,272,618,087.43/853,880.64
  6. Step 6: Final answer
    x = 977,036.58

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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.