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Finding the Fourth Proportional to 472,848.80, 709,273.20 and 367,095.20

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Solution

The fourth proportional to 472,848.80, 709,273.20 and 367,095.20 is: 550,642.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    472,848.80 : 709,273.20 = 367,095.20 : x
  2. Step 2: Convert to fraction form
    472,848.80/709,273.20 = 367,095.20/x
  3. Step 3: Cross multiply
    472,848.80x = 709,273.20 × 367,095.20
  4. Step 4: Simplify right side
    472,848.80x = 260,370,787,208.64
  5. Step 5: Solve for x
    x = 260,370,787,208.64/472,848.80
  6. Step 6: Final answer
    x = 550,642.80

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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.