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Finding the Fourth Proportional to 416,401.34, 624,607.11 and 146,537.51

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Solution

The fourth proportional to 416,401.34, 624,607.11 and 146,537.51 is: 219,808.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    416,401.34 : 624,607.11 = 146,537.51 : x
  2. Step 2: Convert to fraction form
    416,401.34/624,607.11 = 146,537.51/x
  3. Step 3: Cross multiply
    416,401.34x = 624,607.11 × 146,537.51
  4. Step 4: Simplify right side
    416,401.34x = 91,528,367,504.66
  5. Step 5: Solve for x
    x = 91,528,367,504.66/416,401.34
  6. Step 6: Final answer
    x = 219,808.05

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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.