Home / 711,751.12-1,067,547.70-179,272.10

Finding the Fourth Proportional to 711,751.12, 1,067,547.70 and 179,272.10

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Solution

The fourth proportional to 711,751.12, 1,067,547.70 and 179,272.10 is: 268,888.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    711,751.12 : 1,067,547.70 = 179,272.10 : x
  2. Step 2: Convert to fraction form
    711,751.12/1,067,547.70 = 179,272.10/x
  3. Step 3: Cross multiply
    711,751.12x = 1,067,547.70 × 179,272.10
  4. Step 4: Simplify right side
    711,751.12x = 191,381,520,922.13
  5. Step 5: Solve for x
    x = 191,381,520,922.13/711,751.12
  6. Step 6: Final answer
    x = 268,888.26

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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.