Home / 217,354.80-326,056.56-195,030.96

Finding the Fourth Proportional to 217,354.80, 326,056.56 and 195,030.96

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Solution

The fourth proportional to 217,354.80, 326,056.56 and 195,030.96 is: 292,568.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    217,354.80 : 326,056.56 = 195,030.96 : x
  2. Step 2: Convert to fraction form
    217,354.80/326,056.56 = 195,030.96/x
  3. Step 3: Cross multiply
    217,354.80x = 326,056.56 × 195,030.96
  4. Step 4: Simplify right side
    217,354.80x = 63,591,123,911.10
  5. Step 5: Solve for x
    x = 63,591,123,911.10/217,354.80
  6. Step 6: Final answer
    x = 292,568.30

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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.