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Finding the Fourth Proportional to 431,341.96, 595,254.27 and 250,161.31

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Solution

The fourth proportional to 431,341.96, 595,254.27 and 250,161.31 is: 345,223.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    431,341.96 : 595,254.27 = 250,161.31 : x
  2. Step 2: Convert to fraction form
    431,341.96/595,254.27 = 250,161.31/x
  3. Step 3: Cross multiply
    431,341.96x = 595,254.27 × 250,161.31
  4. Step 4: Simplify right side
    431,341.96x = 148,909,587,966.29
  5. Step 5: Solve for x
    x = 148,909,587,966.29/431,341.96
  6. Step 6: Final answer
    x = 345,223.98

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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.