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Finding the Fourth Proportional to 5,973.36, 8,960.44 and 1,590.72

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Solution

The fourth proportional to 5,973.36, 8,960.44 and 1,590.72 is: 2,386.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,973.36 : 8,960.44 = 1,590.72 : x
  2. Step 2: Convert to fraction form
    5,973.36/8,960.44 = 1,590.72/x
  3. Step 3: Cross multiply
    5,973.36x = 8,960.44 × 1,590.72
  4. Step 4: Simplify right side
    5,973.36x = 14,253,551.12
  5. Step 5: Solve for x
    x = 14,253,551.12/5,973.36
  6. Step 6: Final answer
    x = 2,386.19

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.