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Finding the Fourth Proportional to 448,060.24, 618,322.76 and 246,856.24

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Solution

The fourth proportional to 448,060.24, 618,322.76 and 246,856.24 is: 340,661.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    448,060.24 : 618,322.76 = 246,856.24 : x
  2. Step 2: Convert to fraction form
    448,060.24/618,322.76 = 246,856.24/x
  3. Step 3: Cross multiply
    448,060.24x = 618,322.76 × 246,856.24
  4. Step 4: Simplify right side
    448,060.24x = 152,636,831,640.02
  5. Step 5: Solve for x
    x = 152,636,831,640.02/448,060.24
  6. Step 6: Final answer
    x = 340,661.41

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Double scale
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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.