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Finding the Fourth Proportional to 241,911.50, 333,345.53 and 187,130.86

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Solution

The fourth proportional to 241,911.50, 333,345.53 and 187,130.86 is: 257,859.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    241,911.50 : 333,345.53 = 187,130.86 : x
  2. Step 2: Convert to fraction form
    241,911.50/333,345.53 = 187,130.86/x
  3. Step 3: Cross multiply
    241,911.50x = 333,345.53 × 187,130.86
  4. Step 4: Simplify right side
    241,911.50x = 62,379,237,007.25
  5. Step 5: Solve for x
    x = 62,379,237,007.25/241,911.50
  6. Step 6: Final answer
    x = 257,859.75

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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.