Home / 1,008,631.91-1,513,184.38-401,456.97

Finding the Fourth Proportional to 1,008,631.91, 1,513,184.38 and 401,456.97

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Solution

The fourth proportional to 1,008,631.91, 1,513,184.38 and 401,456.97 is: 602,279.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,008,631.91 : 1,513,184.38 = 401,456.97 : x
  2. Step 2: Convert to fraction form
    1,008,631.91/1,513,184.38 = 401,456.97/x
  3. Step 3: Cross multiply
    1,008,631.91x = 1,513,184.38 × 401,456.97
  4. Step 4: Simplify right side
    1,008,631.91x = 607,478,416,246.13
  5. Step 5: Solve for x
    x = 607,478,416,246.13/1,008,631.91
  6. Step 6: Final answer
    x = 602,279.59

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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.