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Finding the Fourth Proportional to 326,187.29, 450,165.59 and 181,006.71

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Solution

The fourth proportional to 326,187.29, 450,165.59 and 181,006.71 is: 249,804.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    326,187.29 : 450,165.59 = 181,006.71 : x
  2. Step 2: Convert to fraction form
    326,187.29/450,165.59 = 181,006.71/x
  3. Step 3: Cross multiply
    326,187.29x = 450,165.59 × 181,006.71
  4. Step 4: Simplify right side
    326,187.29x = 81,482,993,397.42
  5. Step 5: Solve for x
    x = 81,482,993,397.42/326,187.29
  6. Step 6: Final answer
    x = 249,804.32

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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.