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Finding the Fourth Proportional to 659,235.24, 909,762.48 and 372,798

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Solution

The fourth proportional to 659,235.24, 909,762.48 and 372,798 is: 514,471.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    659,235.24 : 909,762.48 = 372,798 : x
  2. Step 2: Convert to fraction form
    659,235.24/909,762.48 = 372,798/x
  3. Step 3: Cross multiply
    659,235.24x = 909,762.48 × 372,798
  4. Step 4: Simplify right side
    659,235.24x = 339,157,633,019.04
  5. Step 5: Solve for x
    x = 339,157,633,019.04/659,235.24
  6. Step 6: Final answer
    x = 514,471.33

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.