Home / 807,200.16-1,113,895.06-444,616.21

Finding the Fourth Proportional to 807,200.16, 1,113,895.06 and 444,616.21

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Solution

The fourth proportional to 807,200.16, 1,113,895.06 and 444,616.21 is: 613,547.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    807,200.16 : 1,113,895.06 = 444,616.21 : x
  2. Step 2: Convert to fraction form
    807,200.16/1,113,895.06 = 444,616.21/x
  3. Step 3: Cross multiply
    807,200.16x = 1,113,895.06 × 444,616.21
  4. Step 4: Simplify right side
    807,200.16x = 495,255,799,914.92
  5. Step 5: Solve for x
    x = 495,255,799,914.92/807,200.16
  6. Step 6: Final answer
    x = 613,547.70

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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.