Home / 807,769.68-1,114,723.08-468,435.12

Finding the Fourth Proportional to 807,769.68, 1,114,723.08 and 468,435.12

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Solution

The fourth proportional to 807,769.68, 1,114,723.08 and 468,435.12 is: 646,441.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    807,769.68 : 1,114,723.08 = 468,435.12 : x
  2. Step 2: Convert to fraction form
    807,769.68/1,114,723.08 = 468,435.12/x
  3. Step 3: Cross multiply
    807,769.68x = 1,114,723.08 × 468,435.12
  4. Step 4: Simplify right side
    807,769.68x = 522,175,439,746.57
  5. Step 5: Solve for x
    x = 522,175,439,746.57/807,769.68
  6. Step 6: Final answer
    x = 646,441.00

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.