Home / 460,103.59-634,795.28-278,757.55

Finding the Fourth Proportional to 460,103.59, 634,795.28 and 278,757.55

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Solution

The fourth proportional to 460,103.59, 634,795.28 and 278,757.55 is: 384,595.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    460,103.59 : 634,795.28 = 278,757.55 : x
  2. Step 2: Convert to fraction form
    460,103.59/634,795.28 = 278,757.55/x
  3. Step 3: Cross multiply
    460,103.59x = 634,795.28 × 278,757.55
  4. Step 4: Simplify right side
    460,103.59x = 176,953,975,610.58
  5. Step 5: Solve for x
    x = 176,953,975,610.58/460,103.59
  6. Step 6: Final answer
    x = 384,595.95

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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.