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Finding the Fourth Proportional to 555,560.51, 766,633.73 and 326,127.13

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Solution

The fourth proportional to 555,560.51, 766,633.73 and 326,127.13 is: 450,032.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    555,560.51 : 766,633.73 = 326,127.13 : x
  2. Step 2: Convert to fraction form
    555,560.51/766,633.73 = 326,127.13/x
  3. Step 3: Cross multiply
    555,560.51x = 766,633.73 × 326,127.13
  4. Step 4: Simplify right side
    555,560.51x = 250,020,052,662.29
  5. Step 5: Solve for x
    x = 250,020,052,662.29/555,560.51
  6. Step 6: Final answer
    x = 450,032.08

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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.