Home / 261,369.28-360,556.72-170,778.25

Finding the Fourth Proportional to 261,369.28, 360,556.72 and 170,778.25

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Solution

The fourth proportional to 261,369.28, 360,556.72 and 170,778.25 is: 235,587.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    261,369.28 : 360,556.72 = 170,778.25 : x
  2. Step 2: Convert to fraction form
    261,369.28/360,556.72 = 170,778.25/x
  3. Step 3: Cross multiply
    261,369.28x = 360,556.72 × 170,778.25
  4. Step 4: Simplify right side
    261,369.28x = 61,575,245,667.34
  5. Step 5: Solve for x
    x = 61,575,245,667.34/261,369.28
  6. Step 6: Final answer
    x = 235,587.16

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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.