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Finding the Fourth Proportional to 616,407.60, 924,611.40 and 173,175.60

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Solution

The fourth proportional to 616,407.60, 924,611.40 and 173,175.60 is: 259,763.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    616,407.60 : 924,611.40 = 173,175.60 : x
  2. Step 2: Convert to fraction form
    616,407.60/924,611.40 = 173,175.60/x
  3. Step 3: Cross multiply
    616,407.60x = 924,611.40 × 173,175.60
  4. Step 4: Simplify right side
    616,407.60x = 160,120,133,961.84
  5. Step 5: Solve for x
    x = 160,120,133,961.84/616,407.60
  6. Step 6: Final answer
    x = 259,763.40

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Similar ratio
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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.