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Finding the Fourth Proportional to 1,036,134, 1,554,289.02 and 288,180

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Solution

The fourth proportional to 1,036,134, 1,554,289.02 and 288,180 is: 432,294.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,036,134 : 1,554,289.02 = 288,180 : x
  2. Step 2: Convert to fraction form
    1,036,134/1,554,289.02 = 288,180/x
  3. Step 3: Cross multiply
    1,036,134x = 1,554,289.02 × 288,180
  4. Step 4: Simplify right side
    1,036,134x = 447,915,009,783.60
  5. Step 5: Solve for x
    x = 447,915,009,783.60/1,036,134
  6. Step 6: Final answer
    x = 432,294.48

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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.