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Finding the Fourth Proportional to 960,790.70, 1,326,023 and 552,884.21

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Solution

The fourth proportional to 960,790.70, 1,326,023 and 552,884.21 is: 763,056.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    960,790.70 : 1,326,023 = 552,884.21 : x
  2. Step 2: Convert to fraction form
    960,790.70/1,326,023 = 552,884.21/x
  3. Step 3: Cross multiply
    960,790.70x = 1,326,023 × 552,884.21
  4. Step 4: Simplify right side
    960,790.70x = 733,137,178,796.83
  5. Step 5: Solve for x
    x = 733,137,178,796.83/960,790.70
  6. Step 6: Final answer
    x = 763,056.07

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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.