Home / 962,770.43-1,328,643.47-527,206.07

Finding the Fourth Proportional to 962,770.43, 1,328,643.47 and 527,206.07

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Solution

The fourth proportional to 962,770.43, 1,328,643.47 and 527,206.07 is: 727,555.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    962,770.43 : 1,328,643.47 = 527,206.07 : x
  2. Step 2: Convert to fraction form
    962,770.43/1,328,643.47 = 527,206.07/x
  3. Step 3: Cross multiply
    962,770.43x = 1,328,643.47 × 527,206.07
  4. Step 4: Simplify right side
    962,770.43x = 700,468,899,613.83
  5. Step 5: Solve for x
    x = 700,468,899,613.83/962,770.43
  6. Step 6: Final answer
    x = 727,555.48

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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.