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Finding the Fourth Proportional to 173,894.40, 260,258.40 and 152,899.20

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Solution

The fourth proportional to 173,894.40, 260,258.40 and 152,899.20 is: 228,836.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,894.40 : 260,258.40 = 152,899.20 : x
  2. Step 2: Convert to fraction form
    173,894.40/260,258.40 = 152,899.20/x
  3. Step 3: Cross multiply
    173,894.40x = 260,258.40 × 152,899.20
  4. Step 4: Simplify right side
    173,894.40x = 39,793,301,153.28
  5. Step 5: Solve for x
    x = 39,793,301,153.28/173,894.40
  6. Step 6: Final answer
    x = 228,836.01

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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.