Home / 1,718,646.30-2,577,313.35-520,170.30

Finding the Fourth Proportional to 1,718,646.30, 2,577,313.35 and 520,170.30

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Solution

The fourth proportional to 1,718,646.30, 2,577,313.35 and 520,170.30 is: 780,056.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,718,646.30 : 2,577,313.35 = 520,170.30 : x
  2. Step 2: Convert to fraction form
    1,718,646.30/2,577,313.35 = 520,170.30/x
  3. Step 3: Cross multiply
    1,718,646.30x = 2,577,313.35 × 520,170.30
  4. Step 4: Simplify right side
    1,718,646.30x = 1,340,641,858,463.51
  5. Step 5: Solve for x
    x = 1,340,641,858,463.51/1,718,646.30
  6. Step 6: Final answer
    x = 780,056.87

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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.