Home / 954,208.80-1,316,932.56-615,661.92

Finding the Fourth Proportional to 954,208.80, 1,316,932.56 and 615,661.92

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Solution

The fourth proportional to 954,208.80, 1,316,932.56 and 615,661.92 is: 849,693.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    954,208.80 : 1,316,932.56 = 615,661.92 : x
  2. Step 2: Convert to fraction form
    954,208.80/1,316,932.56 = 615,661.92/x
  3. Step 3: Cross multiply
    954,208.80x = 1,316,932.56 × 615,661.92
  4. Step 4: Simplify right side
    954,208.80x = 810,785,228,400.12
  5. Step 5: Solve for x
    x = 810,785,228,400.12/954,208.80
  6. Step 6: Final answer
    x = 849,693.72

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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.