Home / 719,099.42-1,077,621.47-528,061.33

Finding the Fourth Proportional to 719,099.42, 1,077,621.47 and 528,061.33

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Solution

The fourth proportional to 719,099.42, 1,077,621.47 and 528,061.33 is: 791,337.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    719,099.42 : 1,077,621.47 = 528,061.33 : x
  2. Step 2: Convert to fraction form
    719,099.42/1,077,621.47 = 528,061.33/x
  3. Step 3: Cross multiply
    719,099.42x = 1,077,621.47 × 528,061.33
  4. Step 4: Simplify right side
    719,099.42x = 569,050,221,310.09
  5. Step 5: Solve for x
    x = 569,050,221,310.09/719,099.42
  6. Step 6: Final answer
    x = 791,337.34

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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.