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Finding the Fourth Proportional to 445,461.94, 614,735.54 and 241,512.23

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Solution

The fourth proportional to 445,461.94, 614,735.54 and 241,512.23 is: 333,285.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    445,461.94 : 614,735.54 = 241,512.23 : x
  2. Step 2: Convert to fraction form
    445,461.94/614,735.54 = 241,512.23/x
  3. Step 3: Cross multiply
    445,461.94x = 614,735.54 × 241,512.23
  4. Step 4: Simplify right side
    445,461.94x = 148,466,153,464.39
  5. Step 5: Solve for x
    x = 148,466,153,464.39/445,461.94
  6. Step 6: Final answer
    x = 333,285.83

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Half scale
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Double scale
Find fourth proportional to 445,462.94, 614,736.92 and 241,513.23
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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.