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Finding the Fourth Proportional to 346,152.76, 477,713.10 and 195,246.52

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Solution

The fourth proportional to 346,152.76, 477,713.10 and 195,246.52 is: 269,452.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    346,152.76 : 477,713.10 = 195,246.52 : x
  2. Step 2: Convert to fraction form
    346,152.76/477,713.10 = 195,246.52/x
  3. Step 3: Cross multiply
    346,152.76x = 477,713.10 × 195,246.52
  4. Step 4: Simplify right side
    346,152.76x = 93,271,820,333.41
  5. Step 5: Solve for x
    x = 93,271,820,333.41/346,152.76
  6. Step 6: Final answer
    x = 269,452.77

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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.