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Finding the Fourth Proportional to 623,959.84, 936,105.72 and 197,503.84

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Solution

The fourth proportional to 623,959.84, 936,105.72 and 197,503.84 is: 296,308.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    623,959.84 : 936,105.72 = 197,503.84 : x
  2. Step 2: Convert to fraction form
    623,959.84/936,105.72 = 197,503.84/x
  3. Step 3: Cross multiply
    623,959.84x = 936,105.72 × 197,503.84
  4. Step 4: Simplify right side
    623,959.84x = 184,884,474,345.97
  5. Step 5: Solve for x
    x = 184,884,474,345.97/623,959.84
  6. Step 6: Final answer
    x = 296,308.29

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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.