Home / 817,922.40-1,128,722.22-473,805.24

Finding the Fourth Proportional to 817,922.40, 1,128,722.22 and 473,805.24

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Solution

The fourth proportional to 817,922.40, 1,128,722.22 and 473,805.24 is: 653,845.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    817,922.40 : 1,128,722.22 = 473,805.24 : x
  2. Step 2: Convert to fraction form
    817,922.40/1,128,722.22 = 473,805.24/x
  3. Step 3: Cross multiply
    817,922.40x = 1,128,722.22 × 473,805.24
  4. Step 4: Simplify right side
    817,922.40x = 534,794,502,340.43
  5. Step 5: Solve for x
    x = 534,794,502,340.43/817,922.40
  6. Step 6: Final answer
    x = 653,845.04

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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.