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Finding the Fourth Proportional to 442,004.80, 609,954.96 and 251,026.24

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Solution

The fourth proportional to 442,004.80, 609,954.96 and 251,026.24 is: 346,409.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    442,004.80 : 609,954.96 = 251,026.24 : x
  2. Step 2: Convert to fraction form
    442,004.80/609,954.96 = 251,026.24/x
  3. Step 3: Cross multiply
    442,004.80x = 609,954.96 × 251,026.24
  4. Step 4: Simplify right side
    442,004.80x = 153,114,700,178.15
  5. Step 5: Solve for x
    x = 153,114,700,178.15/442,004.80
  6. Step 6: Final answer
    x = 346,409.59

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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.