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Finding the Fourth Proportional to 8,830.40, 13,238.64 and 6,048.59

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Solution

The fourth proportional to 8,830.40, 13,238.64 and 6,048.59 is: 9,068.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,830.40 : 13,238.64 = 6,048.59 : x
  2. Step 2: Convert to fraction form
    8,830.40/13,238.64 = 6,048.59/x
  3. Step 3: Cross multiply
    8,830.40x = 13,238.64 × 6,048.59
  4. Step 4: Simplify right side
    8,830.40x = 80,075,039.32
  5. Step 5: Solve for x
    x = 80,075,039.32/8,830.40
  6. Step 6: Final answer
    x = 9,068.12

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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.