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Finding the Fourth Proportional to 424,993.17, 586,491.21 and 234,007.11

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Solution

The fourth proportional to 424,993.17, 586,491.21 and 234,007.11 is: 322,930.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    424,993.17 : 586,491.21 = 234,007.11 : x
  2. Step 2: Convert to fraction form
    424,993.17/586,491.21 = 234,007.11/x
  3. Step 3: Cross multiply
    424,993.17x = 586,491.21 × 234,007.11
  4. Step 4: Simplify right side
    424,993.17x = 137,243,113,092.50
  5. Step 5: Solve for x
    x = 137,243,113,092.50/424,993.17
  6. Step 6: Final answer
    x = 322,930.16

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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.