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Finding the Fourth Proportional to 607,872.68, 911,798.94 and 233,976.68

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Solution

The fourth proportional to 607,872.68, 911,798.94 and 233,976.68 is: 350,961.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    607,872.68 : 911,798.94 = 233,976.68 : x
  2. Step 2: Convert to fraction form
    607,872.68/911,798.94 = 233,976.68/x
  3. Step 3: Cross multiply
    607,872.68x = 911,798.94 × 233,976.68
  4. Step 4: Simplify right side
    607,872.68x = 213,339,688,808.72
  5. Step 5: Solve for x
    x = 213,339,688,808.72/607,872.68
  6. Step 6: Final answer
    x = 350,961.14

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1.5x scale

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.