Home / 623,811.41-935,065.88-452,619.53

Finding the Fourth Proportional to 623,811.41, 935,065.88 and 452,619.53

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Solution

The fourth proportional to 623,811.41, 935,065.88 and 452,619.53 is: 678,456.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    623,811.41 : 935,065.88 = 452,619.53 : x
  2. Step 2: Convert to fraction form
    623,811.41/935,065.88 = 452,619.53/x
  3. Step 3: Cross multiply
    623,811.41x = 935,065.88 × 452,619.53
  4. Step 4: Simplify right side
    623,811.41x = 423,229,079,199.20
  5. Step 5: Solve for x
    x = 423,229,079,199.20/623,811.41
  6. Step 6: Final answer
    x = 678,456.78

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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.