Home / 765,667.08-1,148,500.62-204,687

Finding the Fourth Proportional to 765,667.08, 1,148,500.62 and 204,687

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Solution

The fourth proportional to 765,667.08, 1,148,500.62 and 204,687 is: 307,030.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    765,667.08 : 1,148,500.62 = 204,687 : x
  2. Step 2: Convert to fraction form
    765,667.08/1,148,500.62 = 204,687/x
  3. Step 3: Cross multiply
    765,667.08x = 1,148,500.62 × 204,687
  4. Step 4: Simplify right side
    765,667.08x = 235,083,146,405.94
  5. Step 5: Solve for x
    x = 235,083,146,405.94/765,667.08
  6. Step 6: Final answer
    x = 307,030.50

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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.