Home / 996,459.36-1,375,111.92-560,841.60

Finding the Fourth Proportional to 996,459.36, 1,375,111.92 and 560,841.60

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Solution

The fourth proportional to 996,459.36, 1,375,111.92 and 560,841.60 is: 773,960.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    996,459.36 : 1,375,111.92 = 560,841.60 : x
  2. Step 2: Convert to fraction form
    996,459.36/1,375,111.92 = 560,841.60/x
  3. Step 3: Cross multiply
    996,459.36x = 1,375,111.92 × 560,841.60
  4. Step 4: Simplify right side
    996,459.36x = 771,219,969,391.87
  5. Step 5: Solve for x
    x = 771,219,969,391.87/996,459.36
  6. Step 6: Final answer
    x = 773,960.28

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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.