Home / 807,577.20-1,210,928.40-333,727.20

Finding the Fourth Proportional to 807,577.20, 1,210,928.40 and 333,727.20

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Solution

The fourth proportional to 807,577.20, 1,210,928.40 and 333,727.20 is: 500,410.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    807,577.20 : 1,210,928.40 = 333,727.20 : x
  2. Step 2: Convert to fraction form
    807,577.20/1,210,928.40 = 333,727.20/x
  3. Step 3: Cross multiply
    807,577.20x = 1,210,928.40 × 333,727.20
  4. Step 4: Simplify right side
    807,577.20x = 404,119,744,332.48
  5. Step 5: Solve for x
    x = 404,119,744,332.48/807,577.20
  6. Step 6: Final answer
    x = 500,410.05

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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.