Home / 807,414.81-1,114,393.80-463,483.25

Finding the Fourth Proportional to 807,414.81, 1,114,393.80 and 463,483.25

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Solution

The fourth proportional to 807,414.81, 1,114,393.80 and 463,483.25 is: 639,699.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    807,414.81 : 1,114,393.80 = 463,483.25 : x
  2. Step 2: Convert to fraction form
    807,414.81/1,114,393.80 = 463,483.25/x
  3. Step 3: Cross multiply
    807,414.81x = 1,114,393.80 × 463,483.25
  4. Step 4: Simplify right side
    807,414.81x = 516,502,854,631.88
  5. Step 5: Solve for x
    x = 516,502,854,631.88/807,414.81
  6. Step 6: Final answer
    x = 639,699.51

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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.