Home / 261,276.57-360,638.33-170,646.28

Finding the Fourth Proportional to 261,276.57, 360,638.33 and 170,646.28

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Solution

The fourth proportional to 261,276.57, 360,638.33 and 170,646.28 is: 235,541.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    261,276.57 : 360,638.33 = 170,646.28 : x
  2. Step 2: Convert to fraction form
    261,276.57/360,638.33 = 170,646.28/x
  3. Step 3: Cross multiply
    261,276.57x = 360,638.33 × 170,646.28
  4. Step 4: Simplify right side
    261,276.57x = 61,541,587,685.09
  5. Step 5: Solve for x
    x = 61,541,587,685.09/261,276.57
  6. Step 6: Final answer
    x = 235,541.93

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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.