Home / 409,748.24-614,615.04-156,960.20

Finding the Fourth Proportional to 409,748.24, 614,615.04 and 156,960.20

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Solution

The fourth proportional to 409,748.24, 614,615.04 and 156,960.20 is: 235,437.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    409,748.24 : 614,615.04 = 156,960.20 : x
  2. Step 2: Convert to fraction form
    409,748.24/614,615.04 = 156,960.20/x
  3. Step 3: Cross multiply
    409,748.24x = 614,615.04 × 156,960.20
  4. Step 4: Simplify right side
    409,748.24x = 96,470,099,601.41
  5. Step 5: Solve for x
    x = 96,470,099,601.41/409,748.24
  6. Step 6: Final answer
    x = 235,437.50

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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.