Home / 806,675.70-1,210,013.55-541,254.90

Finding the Fourth Proportional to 806,675.70, 1,210,013.55 and 541,254.90

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Solution

The fourth proportional to 806,675.70, 1,210,013.55 and 541,254.90 is: 811,882.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    806,675.70 : 1,210,013.55 = 541,254.90 : x
  2. Step 2: Convert to fraction form
    806,675.70/1,210,013.55 = 541,254.90/x
  3. Step 3: Cross multiply
    806,675.70x = 1,210,013.55 × 541,254.90
  4. Step 4: Simplify right side
    806,675.70x = 654,925,763,003.90
  5. Step 5: Solve for x
    x = 654,925,763,003.90/806,675.70
  6. Step 6: Final answer
    x = 811,882.35

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Similar ratio
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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.