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Finding the Fourth Proportional to 702,884.88, 970,050.60 and 401,124.24

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Solution

The fourth proportional to 702,884.88, 970,050.60 and 401,124.24 is: 553,591.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    702,884.88 : 970,050.60 = 401,124.24 : x
  2. Step 2: Convert to fraction form
    702,884.88/970,050.60 = 401,124.24/x
  3. Step 3: Cross multiply
    702,884.88x = 970,050.60 × 401,124.24
  4. Step 4: Simplify right side
    702,884.88x = 389,110,809,686.54
  5. Step 5: Solve for x
    x = 389,110,809,686.54/702,884.88
  6. Step 6: Final answer
    x = 553,591.09

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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.