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Finding the Fourth Proportional to 444,101.40, 666,152.10 and 355,527.90

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Solution

The fourth proportional to 444,101.40, 666,152.10 and 355,527.90 is: 533,291.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    444,101.40 : 666,152.10 = 355,527.90 : x
  2. Step 2: Convert to fraction form
    444,101.40/666,152.10 = 355,527.90/x
  3. Step 3: Cross multiply
    444,101.40x = 666,152.10 × 355,527.90
  4. Step 4: Simplify right side
    444,101.40x = 236,835,657,193.59
  5. Step 5: Solve for x
    x = 236,835,657,193.59/444,101.40
  6. Step 6: Final answer
    x = 533,291.85

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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.