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Finding the Fourth Proportional to 347,196.60, 520,794.90 and 160,106.04

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Solution

The fourth proportional to 347,196.60, 520,794.90 and 160,106.04 is: 240,159.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    347,196.60 : 520,794.90 = 160,106.04 : x
  2. Step 2: Convert to fraction form
    347,196.60/520,794.90 = 160,106.04/x
  3. Step 3: Cross multiply
    347,196.60x = 520,794.90 × 160,106.04
  4. Step 4: Simplify right side
    347,196.60x = 83,382,409,091.20
  5. Step 5: Solve for x
    x = 83,382,409,091.20/347,196.60
  6. Step 6: Final answer
    x = 240,159.06

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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.