Home / 712,896.16-1,069,344.24-239,581.51

Finding the Fourth Proportional to 712,896.16, 1,069,344.24 and 239,581.51

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Solution

The fourth proportional to 712,896.16, 1,069,344.24 and 239,581.51 is: 359,372.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    712,896.16 : 1,069,344.24 = 239,581.51 : x
  2. Step 2: Convert to fraction form
    712,896.16/1,069,344.24 = 239,581.51/x
  3. Step 3: Cross multiply
    712,896.16x = 1,069,344.24 × 239,581.51
  4. Step 4: Simplify right side
    712,896.16x = 256,195,107,729.00
  5. Step 5: Solve for x
    x = 256,195,107,729.00/712,896.16
  6. Step 6: Final answer
    x = 359,372.27

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Double scale
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Similar ratio
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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.