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Finding the Fourth Proportional to 662,570.70, 993,856.05 and 241,860.30

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Solution

The fourth proportional to 662,570.70, 993,856.05 and 241,860.30 is: 362,790.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    662,570.70 : 993,856.05 = 241,860.30 : x
  2. Step 2: Convert to fraction form
    662,570.70/993,856.05 = 241,860.30/x
  3. Step 3: Cross multiply
    662,570.70x = 993,856.05 × 241,860.30
  4. Step 4: Simplify right side
    662,570.70x = 240,374,322,409.82
  5. Step 5: Solve for x
    x = 240,374,322,409.82/662,570.70
  6. Step 6: Final answer
    x = 362,790.45

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Double scale
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Similar ratio
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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.