Home / 870,700.49-1,201,526.16-483,540.44

Finding the Fourth Proportional to 870,700.49, 1,201,526.16 and 483,540.44

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Solution

The fourth proportional to 870,700.49, 1,201,526.16 and 483,540.44 is: 667,263.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    870,700.49 : 1,201,526.16 = 483,540.44 : x
  2. Step 2: Convert to fraction form
    870,700.49/1,201,526.16 = 483,540.44/x
  3. Step 3: Cross multiply
    870,700.49x = 1,201,526.16 × 483,540.44
  4. Step 4: Simplify right side
    870,700.49x = 580,986,480,257.00
  5. Step 5: Solve for x
    x = 580,986,480,257.00/870,700.49
  6. Step 6: Final answer
    x = 667,263.30

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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.