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Finding the Fourth Proportional to 607,645.68, 838,200.60 and 365,760.24

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Solution

The fourth proportional to 607,645.68, 838,200.60 and 365,760.24 is: 504,538.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    607,645.68 : 838,200.60 = 365,760.24 : x
  2. Step 2: Convert to fraction form
    607,645.68/838,200.60 = 365,760.24/x
  3. Step 3: Cross multiply
    607,645.68x = 838,200.60 × 365,760.24
  4. Step 4: Simplify right side
    607,645.68x = 306,580,452,624.14
  5. Step 5: Solve for x
    x = 306,580,452,624.14/607,645.68
  6. Step 6: Final answer
    x = 504,538.19

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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.