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Finding the Fourth Proportional to 6,875.81, 10,296.83 and 6,210.19

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Solution

The fourth proportional to 6,875.81, 10,296.83 and 6,210.19 is: 9,300.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,875.81 : 10,296.83 = 6,210.19 : x
  2. Step 2: Convert to fraction form
    6,875.81/10,296.83 = 6,210.19/x
  3. Step 3: Cross multiply
    6,875.81x = 10,296.83 × 6,210.19
  4. Step 4: Simplify right side
    6,875.81x = 63,945,270.70
  5. Step 5: Solve for x
    x = 63,945,270.70/6,875.81
  6. Step 6: Final answer
    x = 9,300.03

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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.