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Finding the Fourth Proportional to 301,010.51, 451,562.45 and 101,315.34

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Solution

The fourth proportional to 301,010.51, 451,562.45 and 101,315.34 is: 151,988.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    301,010.51 : 451,562.45 = 101,315.34 : x
  2. Step 2: Convert to fraction form
    301,010.51/451,562.45 = 101,315.34/x
  3. Step 3: Cross multiply
    301,010.51x = 451,562.45 × 101,315.34
  4. Step 4: Simplify right side
    301,010.51x = 45,750,202,646.41
  5. Step 5: Solve for x
    x = 45,750,202,646.41/301,010.51
  6. Step 6: Final answer
    x = 151,988.72

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1.5x scale

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.