Home / 558,617.31-837,427.61-464,618.63

Finding the Fourth Proportional to 558,617.31, 837,427.61 and 464,618.63

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Solution

The fourth proportional to 558,617.31, 837,427.61 and 464,618.63 is: 696,513.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    558,617.31 : 837,427.61 = 464,618.63 : x
  2. Step 2: Convert to fraction form
    558,617.31/837,427.61 = 464,618.63/x
  3. Step 3: Cross multiply
    558,617.31x = 837,427.61 × 464,618.63
  4. Step 4: Simplify right side
    558,617.31x = 389,084,472,137.49
  5. Step 5: Solve for x
    x = 389,084,472,137.49/558,617.31
  6. Step 6: Final answer
    x = 696,513.45

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.