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Finding the Fourth Proportional to 594,425.76, 891,783.86 and 189,618.04

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Solution

The fourth proportional to 594,425.76, 891,783.86 and 189,618.04 is: 284,473.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    594,425.76 : 891,783.86 = 189,618.04 : x
  2. Step 2: Convert to fraction form
    594,425.76/891,783.86 = 189,618.04/x
  3. Step 3: Cross multiply
    594,425.76x = 891,783.86 × 189,618.04
  4. Step 4: Simplify right side
    594,425.76x = 169,098,307,636.83
  5. Step 5: Solve for x
    x = 169,098,307,636.83/594,425.76
  6. Step 6: Final answer
    x = 284,473.38

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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.