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Finding the Fourth Proportional to 662,602.92, 993,100.84 and 302,280.05

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Solution

The fourth proportional to 662,602.92, 993,100.84 and 302,280.05 is: 453,053.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    662,602.92 : 993,100.84 = 302,280.05 : x
  2. Step 2: Convert to fraction form
    662,602.92/993,100.84 = 302,280.05/x
  3. Step 3: Cross multiply
    662,602.92x = 993,100.84 × 302,280.05
  4. Step 4: Simplify right side
    662,602.92x = 300,194,573,297.29
  5. Step 5: Solve for x
    x = 300,194,573,297.29/662,602.92
  6. Step 6: Final answer
    x = 453,053.50

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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.