Home / 910,117.32-1,364,753.61-531,147.12

Finding the Fourth Proportional to 910,117.32, 1,364,753.61 and 531,147.12

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Solution

The fourth proportional to 910,117.32, 1,364,753.61 and 531,147.12 is: 796,474.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    910,117.32 : 1,364,753.61 = 531,147.12 : x
  2. Step 2: Convert to fraction form
    910,117.32/1,364,753.61 = 531,147.12/x
  3. Step 3: Cross multiply
    910,117.32x = 1,364,753.61 × 531,147.12
  4. Step 4: Simplify right side
    910,117.32x = 724,884,952,020.02
  5. Step 5: Solve for x
    x = 724,884,952,020.02/910,117.32
  6. Step 6: Final answer
    x = 796,474.19

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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.