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Finding the Fourth Proportional to 297,108.01, 409,876.37 and 176,254.39

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Solution

The fourth proportional to 297,108.01, 409,876.37 and 176,254.39 is: 243,152.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    297,108.01 : 409,876.37 = 176,254.39 : x
  2. Step 2: Convert to fraction form
    297,108.01/409,876.37 = 176,254.39/x
  3. Step 3: Cross multiply
    297,108.01x = 409,876.37 × 176,254.39
  4. Step 4: Simplify right side
    297,108.01x = 72,242,508,688.49
  5. Step 5: Solve for x
    x = 72,242,508,688.49/297,108.01
  6. Step 6: Final answer
    x = 243,152.34

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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.