Home / 297,026.26-409,763.41-176,172.64

Finding the Fourth Proportional to 297,026.26, 409,763.41 and 176,172.64

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Solution

The fourth proportional to 297,026.26, 409,763.41 and 176,172.64 is: 243,039.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    297,026.26 : 409,763.41 = 176,172.64 : x
  2. Step 2: Convert to fraction form
    297,026.26/409,763.41 = 176,172.64/x
  3. Step 3: Cross multiply
    297,026.26x = 409,763.41 × 176,172.64
  4. Step 4: Simplify right side
    297,026.26x = 72,189,101,715.10
  5. Step 5: Solve for x
    x = 72,189,101,715.10/297,026.26
  6. Step 6: Final answer
    x = 243,039.46

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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.