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Finding the Fourth Proportional to 624,117.72, 936,273.78 and 203,295.72

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Solution

The fourth proportional to 624,117.72, 936,273.78 and 203,295.72 is: 304,975.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    624,117.72 : 936,273.78 = 203,295.72 : x
  2. Step 2: Convert to fraction form
    624,117.72/936,273.78 = 203,295.72/x
  3. Step 3: Cross multiply
    624,117.72x = 936,273.78 × 203,295.72
  4. Step 4: Simplify right side
    624,117.72x = 190,340,452,222.22
  5. Step 5: Solve for x
    x = 190,340,452,222.22/624,117.72
  6. Step 6: Final answer
    x = 304,975.24

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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.