Home / 296,720.06-409,473.78-160,754.94

Finding the Fourth Proportional to 296,720.06, 409,473.78 and 160,754.94

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Solution

The fourth proportional to 296,720.06, 409,473.78 and 160,754.94 is: 221,841.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    296,720.06 : 409,473.78 = 160,754.94 : x
  2. Step 2: Convert to fraction form
    296,720.06/409,473.78 = 160,754.94/x
  3. Step 3: Cross multiply
    296,720.06x = 409,473.78 × 160,754.94
  4. Step 4: Simplify right side
    296,720.06x = 65,824,932,935.47
  5. Step 5: Solve for x
    x = 65,824,932,935.47/296,720.06
  6. Step 6: Final answer
    x = 221,841.87

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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.