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Finding the Fourth Proportional to 400,511.73, 552,701.51 and 216,746.04

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Solution

The fourth proportional to 400,511.73, 552,701.51 and 216,746.04 is: 299,107.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    400,511.73 : 552,701.51 = 216,746.04 : x
  2. Step 2: Convert to fraction form
    400,511.73/552,701.51 = 216,746.04/x
  3. Step 3: Cross multiply
    400,511.73x = 552,701.51 × 216,746.04
  4. Step 4: Simplify right side
    400,511.73x = 119,795,863,594.52
  5. Step 5: Solve for x
    x = 119,795,863,594.52/400,511.73
  6. Step 6: Final answer
    x = 299,107.00

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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.