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Finding the Fourth Proportional to 430,552.56, 594,244.77 and 285,101.81

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Solution

The fourth proportional to 430,552.56, 594,244.77 and 285,101.81 is: 393,494.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    430,552.56 : 594,244.77 = 285,101.81 : x
  2. Step 2: Convert to fraction form
    430,552.56/594,244.77 = 285,101.81/x
  3. Step 3: Cross multiply
    430,552.56x = 594,244.77 × 285,101.81
  4. Step 4: Simplify right side
    430,552.56x = 169,420,256,538.81
  5. Step 5: Solve for x
    x = 169,420,256,538.81/430,552.56
  6. Step 6: Final answer
    x = 393,494.95

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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.