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Finding the Fourth Proportional to 566,638.40, 849,957.60 and 192,661.40

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Solution

The fourth proportional to 566,638.40, 849,957.60 and 192,661.40 is: 288,992.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    566,638.40 : 849,957.60 = 192,661.40 : x
  2. Step 2: Convert to fraction form
    566,638.40/849,957.60 = 192,661.40/x
  3. Step 3: Cross multiply
    566,638.40x = 849,957.60 × 192,661.40
  4. Step 4: Simplify right side
    566,638.40x = 163,754,021,156.64
  5. Step 5: Solve for x
    x = 163,754,021,156.64/566,638.40
  6. Step 6: Final answer
    x = 288,992.10

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Double scale
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Similar ratio
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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.