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Finding the Fourth Proportional to 532,569.44, 734,950.80 and 303,115.46

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Solution

The fourth proportional to 532,569.44, 734,950.80 and 303,115.46 is: 418,302.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    532,569.44 : 734,950.80 = 303,115.46 : x
  2. Step 2: Convert to fraction form
    532,569.44/734,950.80 = 303,115.46/x
  3. Step 3: Cross multiply
    532,569.44x = 734,950.80 × 303,115.46
  4. Step 4: Simplify right side
    532,569.44x = 222,774,949,819.37
  5. Step 5: Solve for x
    x = 222,774,949,819.37/532,569.44
  6. Step 6: Final answer
    x = 418,302.17

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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.