Home / 817,656.50-1,226,484.75-226,680.50

Finding the Fourth Proportional to 817,656.50, 1,226,484.75 and 226,680.50

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Solution

The fourth proportional to 817,656.50, 1,226,484.75 and 226,680.50 is: 340,020.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    817,656.50 : 1,226,484.75 = 226,680.50 : x
  2. Step 2: Convert to fraction form
    817,656.50/1,226,484.75 = 226,680.50/x
  3. Step 3: Cross multiply
    817,656.50x = 1,226,484.75 × 226,680.50
  4. Step 4: Simplify right side
    817,656.50x = 278,020,176,372.38
  5. Step 5: Solve for x
    x = 278,020,176,372.38/817,656.50
  6. Step 6: Final answer
    x = 340,020.75

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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.