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Finding the Fourth Proportional to 239,004.59, 358,516.77 and 70,524.91

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Solution

The fourth proportional to 239,004.59, 358,516.77 and 70,524.91 is: 105,790.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,004.59 : 358,516.77 = 70,524.91 : x
  2. Step 2: Convert to fraction form
    239,004.59/358,516.77 = 70,524.91/x
  3. Step 3: Cross multiply
    239,004.59x = 358,516.77 × 70,524.91
  4. Step 4: Simplify right side
    239,004.59x = 25,284,362,937.74
  5. Step 5: Solve for x
    x = 25,284,362,937.74/239,004.59
  6. Step 6: Final answer
    x = 105,790.28

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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.