Home / 676,873.44-933,966.84-386,352.32

Finding the Fourth Proportional to 676,873.44, 933,966.84 and 386,352.32

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Solution

The fourth proportional to 676,873.44, 933,966.84 and 386,352.32 is: 533,098.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    676,873.44 : 933,966.84 = 386,352.32 : x
  2. Step 2: Convert to fraction form
    676,873.44/933,966.84 = 386,352.32/x
  3. Step 3: Cross multiply
    676,873.44x = 933,966.84 × 386,352.32
  4. Step 4: Simplify right side
    676,873.44x = 360,840,255,437.07
  5. Step 5: Solve for x
    x = 360,840,255,437.07/676,873.44
  6. Step 6: Final answer
    x = 533,098.56

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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.