Home / 459,000.05-688,500.08-222,366.65

Finding the Fourth Proportional to 459,000.05, 688,500.08 and 222,366.65

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Solution

The fourth proportional to 459,000.05, 688,500.08 and 222,366.65 is: 333,549.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    459,000.05 : 688,500.08 = 222,366.65 : x
  2. Step 2: Convert to fraction form
    459,000.05/688,500.08 = 222,366.65/x
  3. Step 3: Cross multiply
    459,000.05x = 688,500.08 × 222,366.65
  4. Step 4: Simplify right side
    459,000.05x = 153,099,455,202.50
  5. Step 5: Solve for x
    x = 153,099,455,202.50/459,000.05
  6. Step 6: Final answer
    x = 333,549.98

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Similar ratio
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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.