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Finding the Fourth Proportional to 569,829.30, 854,743.95 and 436,969.05

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Solution

The fourth proportional to 569,829.30, 854,743.95 and 436,969.05 is: 655,453.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    569,829.30 : 854,743.95 = 436,969.05 : x
  2. Step 2: Convert to fraction form
    569,829.30/854,743.95 = 436,969.05/x
  3. Step 3: Cross multiply
    569,829.30x = 854,743.95 × 436,969.05
  4. Step 4: Simplify right side
    569,829.30x = 373,496,651,824.75
  5. Step 5: Solve for x
    x = 373,496,651,824.75/569,829.30
  6. Step 6: Final answer
    x = 655,453.58

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Similar ratio
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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.