Home / 719,098.20-1,077,619.26-528,059.70

Finding the Fourth Proportional to 719,098.20, 1,077,619.26 and 528,059.70

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Solution

The fourth proportional to 719,098.20, 1,077,619.26 and 528,059.70 is: 791,334.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    719,098.20 : 1,077,619.26 = 528,059.70 : x
  2. Step 2: Convert to fraction form
    719,098.20/1,077,619.26 = 528,059.70/x
  3. Step 3: Cross multiply
    719,098.20x = 1,077,619.26 × 528,059.70
  4. Step 4: Simplify right side
    719,098.20x = 569,047,303,149.82
  5. Step 5: Solve for x
    x = 569,047,303,149.82/719,098.20
  6. Step 6: Final answer
    x = 791,334.62

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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.