Home / 326,352.28-489,675.32-176,417.04

Finding the Fourth Proportional to 326,352.28, 489,675.32 and 176,417.04

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Solution

The fourth proportional to 326,352.28, 489,675.32 and 176,417.04 is: 264,704.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    326,352.28 : 489,675.32 = 176,417.04 : x
  2. Step 2: Convert to fraction form
    326,352.28/489,675.32 = 176,417.04/x
  3. Step 3: Cross multiply
    326,352.28x = 489,675.32 × 176,417.04
  4. Step 4: Simplify right side
    326,352.28x = 86,387,070,515.45
  5. Step 5: Solve for x
    x = 86,387,070,515.45/326,352.28
  6. Step 6: Final answer
    x = 264,704.97

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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.