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Finding the Fourth Proportional to 303,818.01, 419,256.12 and 174,746.70

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Solution

The fourth proportional to 303,818.01, 419,256.12 and 174,746.70 is: 241,143.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    303,818.01 : 419,256.12 = 174,746.70 : x
  2. Step 2: Convert to fraction form
    303,818.01/419,256.12 = 174,746.70/x
  3. Step 3: Cross multiply
    303,818.01x = 419,256.12 × 174,746.70
  4. Step 4: Simplify right side
    303,818.01x = 73,263,623,424.80
  5. Step 5: Solve for x
    x = 73,263,623,424.80/303,818.01
  6. Step 6: Final answer
    x = 241,143.12

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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.