Home / 866,326.87-1,195,051.12-503,710.66

Finding the Fourth Proportional to 866,326.87, 1,195,051.12 and 503,710.66

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Solution

The fourth proportional to 866,326.87, 1,195,051.12 and 503,710.66 is: 694,841.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    866,326.87 : 1,195,051.12 = 503,710.66 : x
  2. Step 2: Convert to fraction form
    866,326.87/1,195,051.12 = 503,710.66/x
  3. Step 3: Cross multiply
    866,326.87x = 1,195,051.12 × 503,710.66
  4. Step 4: Simplify right side
    866,326.87x = 601,959,988,388.94
  5. Step 5: Solve for x
    x = 601,959,988,388.94/866,326.87
  6. Step 6: Final answer
    x = 694,841.65

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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.