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Finding the Fourth Proportional to 268,277.40, 370,200.66 and 147,412.44

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Solution

The fourth proportional to 268,277.40, 370,200.66 and 147,412.44 is: 203,417.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    268,277.40 : 370,200.66 = 147,412.44 : x
  2. Step 2: Convert to fraction form
    268,277.40/370,200.66 = 147,412.44/x
  3. Step 3: Cross multiply
    268,277.40x = 370,200.66 × 147,412.44
  4. Step 4: Simplify right side
    268,277.40x = 54,572,182,580.21
  5. Step 5: Solve for x
    x = 54,572,182,580.21/268,277.40
  6. Step 6: Final answer
    x = 203,417.00

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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.