Home / 839,429.33-1,258,682.29-573,490.13

Finding the Fourth Proportional to 839,429.33, 1,258,682.29 and 573,490.13

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Solution

The fourth proportional to 839,429.33, 1,258,682.29 and 573,490.13 is: 859,919.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    839,429.33 : 1,258,682.29 = 573,490.13 : x
  2. Step 2: Convert to fraction form
    839,429.33/1,258,682.29 = 573,490.13/x
  3. Step 3: Cross multiply
    839,429.33x = 1,258,682.29 × 573,490.13
  4. Step 4: Simplify right side
    839,429.33x = 721,841,862,393.66
  5. Step 5: Solve for x
    x = 721,841,862,393.66/839,429.33
  6. Step 6: Final answer
    x = 859,919.76

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Double scale
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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.