Home / 534,822.40-802,233.60-429,846.40

Finding the Fourth Proportional to 534,822.40, 802,233.60 and 429,846.40

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Solution

The fourth proportional to 534,822.40, 802,233.60 and 429,846.40 is: 644,769.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    534,822.40 : 802,233.60 = 429,846.40 : x
  2. Step 2: Convert to fraction form
    534,822.40/802,233.60 = 429,846.40/x
  3. Step 3: Cross multiply
    534,822.40x = 802,233.60 × 429,846.40
  4. Step 4: Simplify right side
    534,822.40x = 344,837,224,919.04
  5. Step 5: Solve for x
    x = 344,837,224,919.04/534,822.40
  6. Step 6: Final answer
    x = 644,769.60

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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.