Home / 864,471.45-1,296,605.12-233,434.47

Finding the Fourth Proportional to 864,471.45, 1,296,605.12 and 233,434.47

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Solution

The fourth proportional to 864,471.45, 1,296,605.12 and 233,434.47 is: 350,124.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    864,471.45 : 1,296,605.12 = 233,434.47 : x
  2. Step 2: Convert to fraction form
    864,471.45/1,296,605.12 = 233,434.47/x
  3. Step 3: Cross multiply
    864,471.45x = 1,296,605.12 × 233,434.47
  4. Step 4: Simplify right side
    864,471.45x = 302,672,327,819.31
  5. Step 5: Solve for x
    x = 302,672,327,819.31/864,471.45
  6. Step 6: Final answer
    x = 350,124.15

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.