Home / 619,284.30-928,926.45-198,602.70

Finding the Fourth Proportional to 619,284.30, 928,926.45 and 198,602.70

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Solution

The fourth proportional to 619,284.30, 928,926.45 and 198,602.70 is: 297,904.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    619,284.30 : 928,926.45 = 198,602.70 : x
  2. Step 2: Convert to fraction form
    619,284.30/928,926.45 = 198,602.70/x
  3. Step 3: Cross multiply
    619,284.30x = 928,926.45 × 198,602.70
  4. Step 4: Simplify right side
    619,284.30x = 184,487,301,071.42
  5. Step 5: Solve for x
    x = 184,487,301,071.42/619,284.30
  6. Step 6: Final answer
    x = 297,904.05

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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.