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Finding the Fourth Proportional to 532,599.36, 734,888.94 and 314,843.16

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Solution

The fourth proportional to 532,599.36, 734,888.94 and 314,843.16 is: 434,425.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    532,599.36 : 734,888.94 = 314,843.16 : x
  2. Step 2: Convert to fraction form
    532,599.36/734,888.94 = 314,843.16/x
  3. Step 3: Cross multiply
    532,599.36x = 734,888.94 × 314,843.16
  4. Step 4: Simplify right side
    532,599.36x = 231,374,756,118.65
  5. Step 5: Solve for x
    x = 231,374,756,118.65/532,599.36
  6. Step 6: Final answer
    x = 434,425.52

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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.