Home / 464,220.89-696,331.33-306,412.44

Finding the Fourth Proportional to 464,220.89, 696,331.33 and 306,412.44

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Solution

The fourth proportional to 464,220.89, 696,331.33 and 306,412.44 is: 459,618.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    464,220.89 : 696,331.33 = 306,412.44 : x
  2. Step 2: Convert to fraction form
    464,220.89/696,331.33 = 306,412.44/x
  3. Step 3: Cross multiply
    464,220.89x = 696,331.33 × 306,412.44
  4. Step 4: Simplify right side
    464,220.89x = 213,364,580,220.04
  5. Step 5: Solve for x
    x = 213,364,580,220.04/464,220.89
  6. Step 6: Final answer
    x = 459,618.65

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Double scale
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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.