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Finding the Fourth Proportional to 452,935.93, 625,190.67 and 291,790.39

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Solution

The fourth proportional to 452,935.93, 625,190.67 and 291,790.39 is: 402,760.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    452,935.93 : 625,190.67 = 291,790.39 : x
  2. Step 2: Convert to fraction form
    452,935.93/625,190.67 = 291,790.39/x
  3. Step 3: Cross multiply
    452,935.93x = 625,190.67 × 291,790.39
  4. Step 4: Simplify right side
    452,935.93x = 182,424,624,838.76
  5. Step 5: Solve for x
    x = 182,424,624,838.76/452,935.93
  6. Step 6: Final answer
    x = 402,760.33

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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.