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Finding the Fourth Proportional to 435,069.27, 652,621.59 and 207,247.77

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Solution

The fourth proportional to 435,069.27, 652,621.59 and 207,247.77 is: 310,880.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    435,069.27 : 652,621.59 = 207,247.77 : x
  2. Step 2: Convert to fraction form
    435,069.27/652,621.59 = 207,247.77/x
  3. Step 3: Cross multiply
    435,069.27x = 652,621.59 × 207,247.77
  4. Step 4: Simplify right side
    435,069.27x = 135,254,369,181.35
  5. Step 5: Solve for x
    x = 135,254,369,181.35/435,069.27
  6. Step 6: Final answer
    x = 310,880.08

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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.