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Finding the Fourth Proportional to 301,682.07, 452,522.72 and 77,042.67

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Solution

The fourth proportional to 301,682.07, 452,522.72 and 77,042.67 is: 115,563.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    301,682.07 : 452,522.72 = 77,042.67 : x
  2. Step 2: Convert to fraction form
    301,682.07/452,522.72 = 77,042.67/x
  3. Step 3: Cross multiply
    301,682.07x = 452,522.72 × 77,042.67
  4. Step 4: Simplify right side
    301,682.07x = 34,863,558,199.25
  5. Step 5: Solve for x
    x = 34,863,558,199.25/301,682.07
  6. Step 6: Final answer
    x = 115,563.91

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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.