Home / 296,516.11-409,192.98-160,551.69

Finding the Fourth Proportional to 296,516.11, 409,192.98 and 160,551.69

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Solution

The fourth proportional to 296,516.11, 409,192.98 and 160,551.69 is: 221,561.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    296,516.11 : 409,192.98 = 160,551.69 : x
  2. Step 2: Convert to fraction form
    296,516.11/409,192.98 = 160,551.69/x
  3. Step 3: Cross multiply
    296,516.11x = 409,192.98 × 160,551.69
  4. Step 4: Simplify right side
    296,516.11x = 65,696,624,475.14
  5. Step 5: Solve for x
    x = 65,696,624,475.14/296,516.11
  6. Step 6: Final answer
    x = 221,561.74

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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.