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Finding the Fourth Proportional to 283,639.97, 425,510.55 and 94,111.71

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Solution

The fourth proportional to 283,639.97, 425,510.55 and 94,111.71 is: 141,184.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    283,639.97 : 425,510.55 = 94,111.71 : x
  2. Step 2: Convert to fraction form
    283,639.97/425,510.55 = 94,111.71/x
  3. Step 3: Cross multiply
    283,639.97x = 425,510.55 × 94,111.71
  4. Step 4: Simplify right side
    283,639.97x = 40,045,525,483.54
  5. Step 5: Solve for x
    x = 40,045,525,483.54/283,639.97
  6. Step 6: Final answer
    x = 141,184.35

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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.