Home / 719,660.77-1,077,147.52-530,046.45

Finding the Fourth Proportional to 719,660.77, 1,077,147.52 and 530,046.45

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Solution

The fourth proportional to 719,660.77, 1,077,147.52 and 530,046.45 is: 793,343.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    719,660.77 : 1,077,147.52 = 530,046.45 : x
  2. Step 2: Convert to fraction form
    719,660.77/1,077,147.52 = 530,046.45/x
  3. Step 3: Cross multiply
    719,660.77x = 1,077,147.52 × 530,046.45
  4. Step 4: Simplify right side
    719,660.77x = 570,938,217,777.19
  5. Step 5: Solve for x
    x = 570,938,217,777.19/719,660.77
  6. Step 6: Final answer
    x = 793,343.54

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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.