Home / 868,191.12-1,302,335.88-269,237.43

Finding the Fourth Proportional to 868,191.12, 1,302,335.88 and 269,237.43

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Solution

The fourth proportional to 868,191.12, 1,302,335.88 and 269,237.43 is: 403,871.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    868,191.12 : 1,302,335.88 = 269,237.43 : x
  2. Step 2: Convert to fraction form
    868,191.12/1,302,335.88 = 269,237.43/x
  3. Step 3: Cross multiply
    868,191.12x = 1,302,335.88 × 269,237.43
  4. Step 4: Simplify right side
    868,191.12x = 350,637,565,327.99
  5. Step 5: Solve for x
    x = 350,637,565,327.99/868,191.12
  6. Step 6: Final answer
    x = 403,871.40

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.