Home / 817,496.16-1,127,505.60-531,108.54

Finding the Fourth Proportional to 817,496.16, 1,127,505.60 and 531,108.54

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Solution

The fourth proportional to 817,496.16, 1,127,505.60 and 531,108.54 is: 732,514.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    817,496.16 : 1,127,505.60 = 531,108.54 : x
  2. Step 2: Convert to fraction form
    817,496.16/1,127,505.60 = 531,108.54/x
  3. Step 3: Cross multiply
    817,496.16x = 1,127,505.60 × 531,108.54
  4. Step 4: Simplify right side
    817,496.16x = 598,827,853,057.82
  5. Step 5: Solve for x
    x = 598,827,853,057.82/817,496.16
  6. Step 6: Final answer
    x = 732,514.58

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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.