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Finding the Fourth Proportional to 5,870.77, 8,806.18 and 1,488.23

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Solution

The fourth proportional to 5,870.77, 8,806.18 and 1,488.23 is: 2,232.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,870.77 : 8,806.18 = 1,488.23 : x
  2. Step 2: Convert to fraction form
    5,870.77/8,806.18 = 1,488.23/x
  3. Step 3: Cross multiply
    5,870.77x = 8,806.18 × 1,488.23
  4. Step 4: Simplify right side
    5,870.77x = 13,105,621.26
  5. Step 5: Solve for x
    x = 13,105,621.26/5,870.77
  6. Step 6: Final answer
    x = 2,232.35

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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.