Home / 714,155.16-1,071,227.88-181,671.42

Finding the Fourth Proportional to 714,155.16, 1,071,227.88 and 181,671.42

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Solution

The fourth proportional to 714,155.16, 1,071,227.88 and 181,671.42 is: 272,505.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    714,155.16 : 1,071,227.88 = 181,671.42 : x
  2. Step 2: Convert to fraction form
    714,155.16/1,071,227.88 = 181,671.42/x
  3. Step 3: Cross multiply
    714,155.16x = 1,071,227.88 × 181,671.42
  4. Step 4: Simplify right side
    714,155.16x = 194,611,490,103.19
  5. Step 5: Solve for x
    x = 194,611,490,103.19/714,155.16
  6. Step 6: Final answer
    x = 272,505.89

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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.