Home / 807,140.74-1,113,861.76-444,565.91

Finding the Fourth Proportional to 807,140.74, 1,113,861.76 and 444,565.91

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Solution

The fourth proportional to 807,140.74, 1,113,861.76 and 444,565.91 is: 613,505.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    807,140.74 : 1,113,861.76 = 444,565.91 : x
  2. Step 2: Convert to fraction form
    807,140.74/1,113,861.76 = 444,565.91/x
  3. Step 3: Cross multiply
    807,140.74x = 1,113,861.76 × 444,565.91
  4. Step 4: Simplify right side
    807,140.74x = 495,184,966,948.60
  5. Step 5: Solve for x
    x = 495,184,966,948.60/807,140.74
  6. Step 6: Final answer
    x = 613,505.11

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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.