Home / 217,811.50-326,410.80-173,240.44

Finding the Fourth Proportional to 217,811.50, 326,410.80 and 173,240.44

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Solution

The fourth proportional to 217,811.50, 326,410.80 and 173,240.44 is: 259,616.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    217,811.50 : 326,410.80 = 173,240.44 : x
  2. Step 2: Convert to fraction form
    217,811.50/326,410.80 = 173,240.44/x
  3. Step 3: Cross multiply
    217,811.50x = 326,410.80 × 173,240.44
  4. Step 4: Simplify right side
    217,811.50x = 56,547,550,612.75
  5. Step 5: Solve for x
    x = 56,547,550,612.75/217,811.50
  6. Step 6: Final answer
    x = 259,616.92

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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.