Home / 261,368.28-360,555.35-170,777.25

Finding the Fourth Proportional to 261,368.28, 360,555.35 and 170,777.25

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Solution

The fourth proportional to 261,368.28, 360,555.35 and 170,777.25 is: 235,585.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    261,368.28 : 360,555.35 = 170,777.25 : x
  2. Step 2: Convert to fraction form
    261,368.28/360,555.35 = 170,777.25/x
  3. Step 3: Cross multiply
    261,368.28x = 360,555.35 × 170,777.25
  4. Step 4: Simplify right side
    261,368.28x = 61,574,650,291.90
  5. Step 5: Solve for x
    x = 61,574,650,291.90/261,368.28
  6. Step 6: Final answer
    x = 235,585.78

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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.