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Finding the Fourth Proportional to 556,608.24, 835,011.54 and 177,612.12

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Solution

The fourth proportional to 556,608.24, 835,011.54 and 177,612.12 is: 266,449.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    556,608.24 : 835,011.54 = 177,612.12 : x
  2. Step 2: Convert to fraction form
    556,608.24/835,011.54 = 177,612.12/x
  3. Step 3: Cross multiply
    556,608.24x = 835,011.54 × 177,612.12
  4. Step 4: Simplify right side
    556,608.24x = 148,308,169,843.87
  5. Step 5: Solve for x
    x = 148,308,169,843.87/556,608.24
  6. Step 6: Final answer
    x = 266,449.83

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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.