Home / 466,323.12-643,511.52-262,385.46

Finding the Fourth Proportional to 466,323.12, 643,511.52 and 262,385.46

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Solution

The fourth proportional to 466,323.12, 643,511.52 and 262,385.46 is: 362,083.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    466,323.12 : 643,511.52 = 262,385.46 : x
  2. Step 2: Convert to fraction form
    466,323.12/643,511.52 = 262,385.46/x
  3. Step 3: Cross multiply
    466,323.12x = 643,511.52 × 262,385.46
  4. Step 4: Simplify right side
    466,323.12x = 168,848,066,190.50
  5. Step 5: Solve for x
    x = 168,848,066,190.50/466,323.12
  6. Step 6: Final answer
    x = 362,083.84

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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.