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Finding the Fourth Proportional to 651,499.56, 977,203.08 and 202,209.66

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Solution

The fourth proportional to 651,499.56, 977,203.08 and 202,209.66 is: 303,300.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    651,499.56 : 977,203.08 = 202,209.66 : x
  2. Step 2: Convert to fraction form
    651,499.56/977,203.08 = 202,209.66/x
  3. Step 3: Cross multiply
    651,499.56x = 977,203.08 × 202,209.66
  4. Step 4: Simplify right side
    651,499.56x = 197,599,902,557.75
  5. Step 5: Solve for x
    x = 197,599,902,557.75/651,499.56
  6. Step 6: Final answer
    x = 303,300.13

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Double scale
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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.