Home / 880,576.20-1,319,309.10-547,763.40

Finding the Fourth Proportional to 880,576.20, 1,319,309.10 and 547,763.40

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Solution

The fourth proportional to 880,576.20, 1,319,309.10 and 547,763.40 is: 820,677.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    880,576.20 : 1,319,309.10 = 547,763.40 : x
  2. Step 2: Convert to fraction form
    880,576.20/1,319,309.10 = 547,763.40/x
  3. Step 3: Cross multiply
    880,576.20x = 1,319,309.10 × 547,763.40
  4. Step 4: Simplify right side
    880,576.20x = 722,669,238,266.94
  5. Step 5: Solve for x
    x = 722,669,238,266.94/880,576.20
  6. Step 6: Final answer
    x = 820,677.69

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.