Home / 296,634.50-409,352.34-160,665.06

Finding the Fourth Proportional to 296,634.50, 409,352.34 and 160,665.06

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Solution

The fourth proportional to 296,634.50, 409,352.34 and 160,665.06 is: 221,716.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    296,634.50 : 409,352.34 = 160,665.06 : x
  2. Step 2: Convert to fraction form
    296,634.50/409,352.34 = 160,665.06/x
  3. Step 3: Cross multiply
    296,634.50x = 409,352.34 × 160,665.06
  4. Step 4: Simplify right side
    296,634.50x = 65,768,618,267.24
  5. Step 5: Solve for x
    x = 65,768,618,267.24/296,634.50
  6. Step 6: Final answer
    x = 221,716.01

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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.