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Finding the Fourth Proportional to 532,612.00, 734,993.16 and 290,895.51

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Solution

The fourth proportional to 532,612.00, 734,993.16 and 290,895.51 is: 401,429.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    532,612.00 : 734,993.16 = 290,895.51 : x
  2. Step 2: Convert to fraction form
    532,612.00/734,993.16 = 290,895.51/x
  3. Step 3: Cross multiply
    532,612.00x = 734,993.16 × 290,895.51
  4. Step 4: Simplify right side
    532,612.00x = 213,806,210,124.71
  5. Step 5: Solve for x
    x = 213,806,210,124.71/532,612.00
  6. Step 6: Final answer
    x = 401,429.58

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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.