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Finding the Fourth Proportional to 444,017.15, 612,270.52 and 357,885.60

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Solution

The fourth proportional to 444,017.15, 612,270.52 and 357,885.60 is: 493,500.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    444,017.15 : 612,270.52 = 357,885.60 : x
  2. Step 2: Convert to fraction form
    444,017.15/612,270.52 = 357,885.60/x
  3. Step 3: Cross multiply
    444,017.15x = 612,270.52 × 357,885.60
  4. Step 4: Simplify right side
    444,017.15x = 219,122,802,412.51
  5. Step 5: Solve for x
    x = 219,122,802,412.51/444,017.15
  6. Step 6: Final answer
    x = 493,500.76

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.