Home / 711,407.34-1,067,032.41-178,928.58

Finding the Fourth Proportional to 711,407.34, 1,067,032.41 and 178,928.58

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Solution

The fourth proportional to 711,407.34, 1,067,032.41 and 178,928.58 is: 268,373.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    711,407.34 : 1,067,032.41 = 178,928.58 : x
  2. Step 2: Convert to fraction form
    711,407.34/1,067,032.41 = 178,928.58/x
  3. Step 3: Cross multiply
    711,407.34x = 1,067,032.41 × 178,928.58
  4. Step 4: Simplify right side
    711,407.34x = 190,922,593,935.28
  5. Step 5: Solve for x
    x = 190,922,593,935.28/711,407.34
  6. Step 6: Final answer
    x = 268,373.10

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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.