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Finding the Fourth Proportional to 624,733.77, 937,100.64 and 151,419.11

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Solution

The fourth proportional to 624,733.77, 937,100.64 and 151,419.11 is: 227,128.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    624,733.77 : 937,100.64 = 151,419.11 : x
  2. Step 2: Convert to fraction form
    624,733.77/937,100.64 = 151,419.11/x
  3. Step 3: Cross multiply
    624,733.77x = 937,100.64 × 151,419.11
  4. Step 4: Simplify right side
    624,733.77x = 141,894,944,889.23
  5. Step 5: Solve for x
    x = 141,894,944,889.23/624,733.77
  6. Step 6: Final answer
    x = 227,128.66

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Similar ratio
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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.