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Finding the Fourth Proportional to 417,085.48, 625,532.38 and 248,653.48

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Solution

The fourth proportional to 417,085.48, 625,532.38 and 248,653.48 is: 372,923.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    417,085.48 : 625,532.38 = 248,653.48 : x
  2. Step 2: Convert to fraction form
    417,085.48/625,532.38 = 248,653.48/x
  3. Step 3: Cross multiply
    417,085.48x = 625,532.38 × 248,653.48
  4. Step 4: Simplify right side
    417,085.48x = 155,540,803,139.68
  5. Step 5: Solve for x
    x = 155,540,803,139.68/417,085.48
  6. Step 6: Final answer
    x = 372,923.08

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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.