Home / 912,611.40-1,259,572.22-586,332.29

Finding the Fourth Proportional to 912,611.40, 1,259,572.22 and 586,332.29

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Solution

The fourth proportional to 912,611.40, 1,259,572.22 and 586,332.29 is: 809,246.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    912,611.40 : 1,259,572.22 = 586,332.29 : x
  2. Step 2: Convert to fraction form
    912,611.40/1,259,572.22 = 586,332.29/x
  3. Step 3: Cross multiply
    912,611.40x = 1,259,572.22 × 586,332.29
  4. Step 4: Simplify right side
    912,611.40x = 738,527,854,943.46
  5. Step 5: Solve for x
    x = 738,527,854,943.46/912,611.40
  6. Step 6: Final answer
    x = 809,246.80

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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.