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Finding the Fourth Proportional to 609,636.84, 914,307.57 and 254,458.32

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Solution

The fourth proportional to 609,636.84, 914,307.57 and 254,458.32 is: 381,625.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    609,636.84 : 914,307.57 = 254,458.32 : x
  2. Step 2: Convert to fraction form
    609,636.84/914,307.57 = 254,458.32/x
  3. Step 3: Cross multiply
    609,636.84x = 914,307.57 × 254,458.32
  4. Step 4: Simplify right side
    609,636.84x = 232,653,168,225.48
  5. Step 5: Solve for x
    x = 232,653,168,225.48/609,636.84
  6. Step 6: Final answer
    x = 381,625.84

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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.