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Finding the Fourth Proportional to 369,368.60, 554,052.90 and 367,035.80

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Solution

The fourth proportional to 369,368.60, 554,052.90 and 367,035.80 is: 550,553.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    369,368.60 : 554,052.90 = 367,035.80 : x
  2. Step 2: Convert to fraction form
    369,368.60/554,052.90 = 367,035.80/x
  3. Step 3: Cross multiply
    369,368.60x = 554,052.90 × 367,035.80
  4. Step 4: Simplify right side
    369,368.60x = 203,357,249,393.82
  5. Step 5: Solve for x
    x = 203,357,249,393.82/369,368.60
  6. Step 6: Final answer
    x = 550,553.70

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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.