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Finding the Fourth Proportional to 294,575.70, 406,560.63 and 173,730.27

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Solution

The fourth proportional to 294,575.70, 406,560.63 and 173,730.27 is: 239,775.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    294,575.70 : 406,560.63 = 173,730.27 : x
  2. Step 2: Convert to fraction form
    294,575.70/406,560.63 = 173,730.27/x
  3. Step 3: Cross multiply
    294,575.70x = 406,560.63 × 173,730.27
  4. Step 4: Simplify right side
    294,575.70x = 70,631,888,021.27
  5. Step 5: Solve for x
    x = 70,631,888,021.27/294,575.70
  6. Step 6: Final answer
    x = 239,775.00

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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.