Home / 619,188.59-854,723.60-415,165.19

Finding the Fourth Proportional to 619,188.59, 854,723.60 and 415,165.19

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Solution

The fourth proportional to 619,188.59, 854,723.60 and 415,165.19 is: 573,091.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    619,188.59 : 854,723.60 = 415,165.19 : x
  2. Step 2: Convert to fraction form
    619,188.59/854,723.60 = 415,165.19/x
  3. Step 3: Cross multiply
    619,188.59x = 854,723.60 × 415,165.19
  4. Step 4: Simplify right side
    619,188.59x = 354,851,479,442.04
  5. Step 5: Solve for x
    x = 354,851,479,442.04/619,188.59
  6. Step 6: Final answer
    x = 573,091.12

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.