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Finding the Fourth Proportional to 374,549.81, 562,224.53 and 161,422.91

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Solution

The fourth proportional to 374,549.81, 562,224.53 and 161,422.91 is: 242,306.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    374,549.81 : 562,224.53 = 161,422.91 : x
  2. Step 2: Convert to fraction form
    374,549.81/562,224.53 = 161,422.91/x
  3. Step 3: Cross multiply
    374,549.81x = 562,224.53 × 161,422.91
  4. Step 4: Simplify right side
    374,549.81x = 90,755,917,548.92
  5. Step 5: Solve for x
    x = 90,755,917,548.92/374,549.81
  6. Step 6: Final answer
    x = 242,306.67

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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.