Home / 412,821.14-569,451.23-259,616.32

Finding the Fourth Proportional to 412,821.14, 569,451.23 and 259,616.32

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Solution

The fourth proportional to 412,821.14, 569,451.23 and 259,616.32 is: 358,118.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    412,821.14 : 569,451.23 = 259,616.32 : x
  2. Step 2: Convert to fraction form
    412,821.14/569,451.23 = 259,616.32/x
  3. Step 3: Cross multiply
    412,821.14x = 569,451.23 × 259,616.32
  4. Step 4: Simplify right side
    412,821.14x = 147,838,832,752.07
  5. Step 5: Solve for x
    x = 147,838,832,752.07/412,821.14
  6. Step 6: Final answer
    x = 358,118.37

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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.