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Finding the Fourth Proportional to 346,680, 519,184.08 and 168,745.68

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Solution

The fourth proportional to 346,680, 519,184.08 and 168,745.68 is: 252,711.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    346,680 : 519,184.08 = 168,745.68 : x
  2. Step 2: Convert to fraction form
    346,680/519,184.08 = 168,745.68/x
  3. Step 3: Cross multiply
    346,680x = 519,184.08 × 168,745.68
  4. Step 4: Simplify right side
    346,680x = 87,610,070,624.77
  5. Step 5: Solve for x
    x = 87,610,070,624.77/346,680
  6. Step 6: Final answer
    x = 252,711.64

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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.