Home / 806,545.80-1,209,818.70-566,008.20

Finding the Fourth Proportional to 806,545.80, 1,209,818.70 and 566,008.20

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Solution

The fourth proportional to 806,545.80, 1,209,818.70 and 566,008.20 is: 849,012.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    806,545.80 : 1,209,818.70 = 566,008.20 : x
  2. Step 2: Convert to fraction form
    806,545.80/1,209,818.70 = 566,008.20/x
  3. Step 3: Cross multiply
    806,545.80x = 1,209,818.70 × 566,008.20
  4. Step 4: Simplify right side
    806,545.80x = 684,767,304,713.34
  5. Step 5: Solve for x
    x = 684,767,304,713.34/806,545.80
  6. Step 6: Final answer
    x = 849,012.30

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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.