Home / 968,370.16-1,336,223.64-538,564.72

Finding the Fourth Proportional to 968,370.16, 1,336,223.64 and 538,564.72

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Solution

The fourth proportional to 968,370.16, 1,336,223.64 and 538,564.72 is: 743,148.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    968,370.16 : 1,336,223.64 = 538,564.72 : x
  2. Step 2: Convert to fraction form
    968,370.16/1,336,223.64 = 538,564.72/x
  3. Step 3: Cross multiply
    968,370.16x = 1,336,223.64 × 538,564.72
  4. Step 4: Simplify right side
    968,370.16x = 719,642,910,533.98
  5. Step 5: Solve for x
    x = 719,642,910,533.98/968,370.16
  6. Step 6: Final answer
    x = 743,148.58

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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.