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Finding the Fourth Proportional to 262,240.58, 361,837.76 and 153,323.94

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Solution

The fourth proportional to 262,240.58, 361,837.76 and 153,323.94 is: 211,555.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    262,240.58 : 361,837.76 = 153,323.94 : x
  2. Step 2: Convert to fraction form
    262,240.58/361,837.76 = 153,323.94/x
  3. Step 3: Cross multiply
    262,240.58x = 361,837.76 × 153,323.94
  4. Step 4: Simplify right side
    262,240.58x = 55,478,391,003.97
  5. Step 5: Solve for x
    x = 55,478,391,003.97/262,240.58
  6. Step 6: Final answer
    x = 211,555.32

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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.