Home / 460,066.58-634,920.89-278,794.38

Finding the Fourth Proportional to 460,066.58, 634,920.89 and 278,794.38

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Solution

The fourth proportional to 460,066.58, 634,920.89 and 278,794.38 is: 384,753.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    460,066.58 : 634,920.89 = 278,794.38 : x
  2. Step 2: Convert to fraction form
    460,066.58/634,920.89 = 278,794.38/x
  3. Step 3: Cross multiply
    460,066.58x = 634,920.89 × 278,794.38
  4. Step 4: Simplify right side
    460,066.58x = 177,012,374,482.63
  5. Step 5: Solve for x
    x = 177,012,374,482.63/460,066.58
  6. Step 6: Final answer
    x = 384,753.82

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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.