Home / 578,449.35-867,922.29-223,712.28

Finding the Fourth Proportional to 578,449.35, 867,922.29 and 223,712.28

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Solution

The fourth proportional to 578,449.35, 867,922.29 and 223,712.28 is: 335,664.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    578,449.35 : 867,922.29 = 223,712.28 : x
  2. Step 2: Convert to fraction form
    578,449.35/867,922.29 = 223,712.28/x
  3. Step 3: Cross multiply
    578,449.35x = 867,922.29 × 223,712.28
  4. Step 4: Simplify right side
    578,449.35x = 194,164,874,358.72
  5. Step 5: Solve for x
    x = 194,164,874,358.72/578,449.35
  6. Step 6: Final answer
    x = 335,664.44

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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.