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Finding the Fourth Proportional to 468,437.90, 702,984.90 and 202,389.35

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Solution

The fourth proportional to 468,437.90, 702,984.90 and 202,389.35 is: 303,725.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    468,437.90 : 702,984.90 = 202,389.35 : x
  2. Step 2: Convert to fraction form
    468,437.90/702,984.90 = 202,389.35/x
  3. Step 3: Cross multiply
    468,437.90x = 702,984.90 × 202,389.35
  4. Step 4: Simplify right side
    468,437.90x = 142,276,656,970.82
  5. Step 5: Solve for x
    x = 142,276,656,970.82/468,437.90
  6. Step 6: Final answer
    x = 303,725.76

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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.