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Finding the Fourth Proportional to 367,055.60, 550,583.40 and 117,762.80

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Solution

The fourth proportional to 367,055.60, 550,583.40 and 117,762.80 is: 176,644.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    367,055.60 : 550,583.40 = 117,762.80 : x
  2. Step 2: Convert to fraction form
    367,055.60/550,583.40 = 117,762.80/x
  3. Step 3: Cross multiply
    367,055.60x = 550,583.40 × 117,762.80
  4. Step 4: Simplify right side
    367,055.60x = 64,838,242,817.52
  5. Step 5: Solve for x
    x = 64,838,242,817.52/367,055.60
  6. Step 6: Final answer
    x = 176,644.20

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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.