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Finding the Fourth Proportional to 191,816.70, 264,820.59 and 170,537.10

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Solution

The fourth proportional to 191,816.70, 264,820.59 and 170,537.10 is: 235,442.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,816.70 : 264,820.59 = 170,537.10 : x
  2. Step 2: Convert to fraction form
    191,816.70/264,820.59 = 170,537.10/x
  3. Step 3: Cross multiply
    191,816.70x = 264,820.59 × 170,537.10
  4. Step 4: Simplify right side
    191,816.70x = 45,161,735,438.89
  5. Step 5: Solve for x
    x = 45,161,735,438.89/191,816.70
  6. Step 6: Final answer
    x = 235,442.15

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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.