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Finding the Fourth Proportional to 196,258.40, 294,387.60 and 101,488.40

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Solution

The fourth proportional to 196,258.40, 294,387.60 and 101,488.40 is: 152,232.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,258.40 : 294,387.60 = 101,488.40 : x
  2. Step 2: Convert to fraction form
    196,258.40/294,387.60 = 101,488.40/x
  3. Step 3: Cross multiply
    196,258.40x = 294,387.60 × 101,488.40
  4. Step 4: Simplify right side
    196,258.40x = 29,876,926,503.84
  5. Step 5: Solve for x
    x = 29,876,926,503.84/196,258.40
  6. Step 6: Final answer
    x = 152,232.60

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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.