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Finding the Fourth Proportional to 409,498.92, 565,110.40 and 237,518.70

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Solution

The fourth proportional to 409,498.92, 565,110.40 and 237,518.70 is: 327,776.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    409,498.92 : 565,110.40 = 237,518.70 : x
  2. Step 2: Convert to fraction form
    409,498.92/565,110.40 = 237,518.70/x
  3. Step 3: Cross multiply
    409,498.92x = 565,110.40 × 237,518.70
  4. Step 4: Simplify right side
    409,498.92x = 134,224,290,399.00
  5. Step 5: Solve for x
    x = 134,224,290,399.00/409,498.92
  6. Step 6: Final answer
    x = 327,776.91

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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.