Home / 968,551.72-1,336,582.98-538,830.52

Finding the Fourth Proportional to 968,551.72, 1,336,582.98 and 538,830.52

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Solution

The fourth proportional to 968,551.72, 1,336,582.98 and 538,830.52 is: 743,575.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    968,551.72 : 1,336,582.98 = 538,830.52 : x
  2. Step 2: Convert to fraction form
    968,551.72/1,336,582.98 = 538,830.52/x
  3. Step 3: Cross multiply
    968,551.72x = 1,336,582.98 × 538,830.52
  4. Step 4: Simplify right side
    968,551.72x = 720,191,702,136.55
  5. Step 5: Solve for x
    x = 720,191,702,136.55/968,551.72
  6. Step 6: Final answer
    x = 743,575.88

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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.