Home / 509,019.03-762,365.77-242,966.83

Finding the Fourth Proportional to 509,019.03, 762,365.77 and 242,966.83

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Solution

The fourth proportional to 509,019.03, 762,365.77 and 242,966.83 is: 363,895.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    509,019.03 : 762,365.77 = 242,966.83 : x
  2. Step 2: Convert to fraction form
    509,019.03/762,365.77 = 242,966.83/x
  3. Step 3: Cross multiply
    509,019.03x = 762,365.77 × 242,966.83
  4. Step 4: Simplify right side
    509,019.03x = 185,229,594,437.41
  5. Step 5: Solve for x
    x = 185,229,594,437.41/509,019.03
  6. Step 6: Final answer
    x = 363,895.22

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1.5x scale

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.