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Finding the Fourth Proportional to 556,250.88, 834,441.60 and 201,432.32

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Solution

The fourth proportional to 556,250.88, 834,441.60 and 201,432.32 is: 302,172.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    556,250.88 : 834,441.60 = 201,432.32 : x
  2. Step 2: Convert to fraction form
    556,250.88/834,441.60 = 201,432.32/x
  3. Step 3: Cross multiply
    556,250.88x = 834,441.60 × 201,432.32
  4. Step 4: Simplify right side
    556,250.88x = 168,083,507,392.51
  5. Step 5: Solve for x
    x = 168,083,507,392.51/556,250.88
  6. Step 6: Final answer
    x = 302,172.12

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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.