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Finding the Fourth Proportional to 293,301.66, 404,756.55 and 159,165.66

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Solution

The fourth proportional to 293,301.66, 404,756.55 and 159,165.66 is: 219,648.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    293,301.66 : 404,756.55 = 159,165.66 : x
  2. Step 2: Convert to fraction form
    293,301.66/404,756.55 = 159,165.66/x
  3. Step 3: Cross multiply
    293,301.66x = 404,756.55 × 159,165.66
  4. Step 4: Simplify right side
    293,301.66x = 64,423,343,420.07
  5. Step 5: Solve for x
    x = 64,423,343,420.07/293,301.66
  6. Step 6: Final answer
    x = 219,648.75

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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.