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Finding the Fourth Proportional to 440,280.78, 607,602.50 and 246,696.58

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Solution

The fourth proportional to 440,280.78, 607,602.50 and 246,696.58 is: 340,449.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    440,280.78 : 607,602.50 = 246,696.58 : x
  2. Step 2: Convert to fraction form
    440,280.78/607,602.50 = 246,696.58/x
  3. Step 3: Cross multiply
    440,280.78x = 607,602.50 × 246,696.58
  4. Step 4: Simplify right side
    440,280.78x = 149,893,458,749.45
  5. Step 5: Solve for x
    x = 149,893,458,749.45/440,280.78
  6. Step 6: Final answer
    x = 340,449.70

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.