Home / 719,800.53-1,080,365.13-365,063.73

Finding the Fourth Proportional to 719,800.53, 1,080,365.13 and 365,063.73

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Solution

The fourth proportional to 719,800.53, 1,080,365.13 and 365,063.73 is: 547,932.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    719,800.53 : 1,080,365.13 = 365,063.73 : x
  2. Step 2: Convert to fraction form
    719,800.53/1,080,365.13 = 365,063.73/x
  3. Step 3: Cross multiply
    719,800.53x = 1,080,365.13 × 365,063.73
  4. Step 4: Simplify right side
    719,800.53x = 394,402,124,119.74
  5. Step 5: Solve for x
    x = 394,402,124,119.74/719,800.53
  6. Step 6: Final answer
    x = 547,932.53

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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.