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Finding the Fourth Proportional to 367,637.12, 548,965.36 and 291,907.52

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Solution

The fourth proportional to 367,637.12, 548,965.36 and 291,907.52 is: 435,883.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    367,637.12 : 548,965.36 = 291,907.52 : x
  2. Step 2: Convert to fraction form
    367,637.12/548,965.36 = 291,907.52/x
  3. Step 3: Cross multiply
    367,637.12x = 548,965.36 × 291,907.52
  4. Step 4: Simplify right side
    367,637.12x = 160,247,116,803.51
  5. Step 5: Solve for x
    x = 160,247,116,803.51/367,637.12
  6. Step 6: Final answer
    x = 435,883.94

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These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.