Home / 817,453.91-1,127,447.32-531,066.27

Finding the Fourth Proportional to 817,453.91, 1,127,447.32 and 531,066.27

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Solution

The fourth proportional to 817,453.91, 1,127,447.32 and 531,066.27 is: 732,456.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    817,453.91 : 1,127,447.32 = 531,066.27 : x
  2. Step 2: Convert to fraction form
    817,453.91/1,127,447.32 = 531,066.27/x
  3. Step 3: Cross multiply
    817,453.91x = 1,127,447.32 × 531,066.27
  4. Step 4: Simplify right side
    817,453.91x = 598,749,242,853.90
  5. Step 5: Solve for x
    x = 598,749,242,853.90/817,453.91
  6. Step 6: Final answer
    x = 732,456.27

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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.