Home / 807,170.67-1,113,896.81-444,595.53

Finding the Fourth Proportional to 807,170.67, 1,113,896.81 and 444,595.53

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Solution

The fourth proportional to 807,170.67, 1,113,896.81 and 444,595.53 is: 613,542.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    807,170.67 : 1,113,896.81 = 444,595.53 : x
  2. Step 2: Convert to fraction form
    807,170.67/1,113,896.81 = 444,595.53/x
  3. Step 3: Cross multiply
    807,170.67x = 1,113,896.81 × 444,595.53
  4. Step 4: Simplify right side
    807,170.67x = 495,233,547,895.86
  5. Step 5: Solve for x
    x = 495,233,547,895.86/807,170.67
  6. Step 6: Final answer
    x = 613,542.55

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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.