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Finding the Fourth Proportional to 624,969.40, 937,745.66 and 372,242.92

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Solution

The fourth proportional to 624,969.40, 937,745.66 and 372,242.92 is: 558,538.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    624,969.40 : 937,745.66 = 372,242.92 : x
  2. Step 2: Convert to fraction form
    624,969.40/937,745.66 = 372,242.92/x
  3. Step 3: Cross multiply
    624,969.40x = 937,745.66 × 372,242.92
  4. Step 4: Simplify right side
    624,969.40x = 349,069,182,695.73
  5. Step 5: Solve for x
    x = 349,069,182,695.73/624,969.40
  6. Step 6: Final answer
    x = 558,538.04

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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.