Home / 684,731.70-1,027,097.55-186,095.70

Finding the Fourth Proportional to 684,731.70, 1,027,097.55 and 186,095.70

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Solution

The fourth proportional to 684,731.70, 1,027,097.55 and 186,095.70 is: 279,143.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    684,731.70 : 1,027,097.55 = 186,095.70 : x
  2. Step 2: Convert to fraction form
    684,731.70/1,027,097.55 = 186,095.70/x
  3. Step 3: Cross multiply
    684,731.70x = 1,027,097.55 × 186,095.70
  4. Step 4: Simplify right side
    684,731.70x = 191,138,437,535.54
  5. Step 5: Solve for x
    x = 191,138,437,535.54/684,731.70
  6. Step 6: Final answer
    x = 279,143.55

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Similar ratio
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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.