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Finding the Fourth Proportional to 346,114.10, 477,636.99 and 195,211.10

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Solution

The fourth proportional to 346,114.10, 477,636.99 and 195,211.10 is: 269,391.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    346,114.10 : 477,636.99 = 195,211.10 : x
  2. Step 2: Convert to fraction form
    346,114.10/477,636.99 = 195,211.10/x
  3. Step 3: Cross multiply
    346,114.10x = 477,636.99 × 195,211.10
  4. Step 4: Simplify right side
    346,114.10x = 93,240,042,218.59
  5. Step 5: Solve for x
    x = 93,240,042,218.59/346,114.10
  6. Step 6: Final answer
    x = 269,391.05

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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.