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Finding the Fourth Proportional to 607,698.08, 910,989.84 and 233,439.20

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Solution

The fourth proportional to 607,698.08, 910,989.84 and 233,439.20 is: 349,944.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    607,698.08 : 910,989.84 = 233,439.20 : x
  2. Step 2: Convert to fraction form
    607,698.08/910,989.84 = 233,439.20/x
  3. Step 3: Cross multiply
    607,698.08x = 910,989.84 × 233,439.20
  4. Step 4: Simplify right side
    607,698.08x = 212,660,739,457.73
  5. Step 5: Solve for x
    x = 212,660,739,457.73/607,698.08
  6. Step 6: Final answer
    x = 349,944.73

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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.