Home / 1,011,616.57-1,517,389.75-253,464.67

Finding the Fourth Proportional to 1,011,616.57, 1,517,389.75 and 253,464.67

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Solution

The fourth proportional to 1,011,616.57, 1,517,389.75 and 253,464.67 is: 380,188.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,011,616.57 : 1,517,389.75 = 253,464.67 : x
  2. Step 2: Convert to fraction form
    1,011,616.57/1,517,389.75 = 253,464.67/x
  3. Step 3: Cross multiply
    1,011,616.57x = 1,517,389.75 × 253,464.67
  4. Step 4: Simplify right side
    1,011,616.57x = 384,604,692,245.13
  5. Step 5: Solve for x
    x = 384,604,692,245.13/1,011,616.57
  6. Step 6: Final answer
    x = 380,188.21

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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.