Home / 839,323.36-1,158,229.96-476,746.12

Finding the Fourth Proportional to 839,323.36, 1,158,229.96 and 476,746.12

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Solution

The fourth proportional to 839,323.36, 1,158,229.96 and 476,746.12 is: 657,889.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    839,323.36 : 1,158,229.96 = 476,746.12 : x
  2. Step 2: Convert to fraction form
    839,323.36/1,158,229.96 = 476,746.12/x
  3. Step 3: Cross multiply
    839,323.36x = 1,158,229.96 × 476,746.12
  4. Step 4: Simplify right side
    839,323.36x = 552,181,639,497.76
  5. Step 5: Solve for x
    x = 552,181,639,497.76/839,323.36
  6. Step 6: Final answer
    x = 657,889.04

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Double scale
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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.