Home / 526,913.02-727,072.23-300,545.02

Finding the Fourth Proportional to 526,913.02, 727,072.23 and 300,545.02

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Solution

The fourth proportional to 526,913.02, 727,072.23 and 300,545.02 is: 414,713.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    526,913.02 : 727,072.23 = 300,545.02 : x
  2. Step 2: Convert to fraction form
    526,913.02/727,072.23 = 300,545.02/x
  3. Step 3: Cross multiply
    526,913.02x = 727,072.23 × 300,545.02
  4. Step 4: Simplify right side
    526,913.02x = 218,517,937,906.80
  5. Step 5: Solve for x
    x = 218,517,937,906.80/526,913.02
  6. Step 6: Final answer
    x = 414,713.49

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1.5x scale

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.