Home / 968,601.31-1,336,669.63-538,881.33

Finding the Fourth Proportional to 968,601.31, 1,336,669.63 and 538,881.33

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Solution

The fourth proportional to 968,601.31, 1,336,669.63 and 538,881.33 is: 743,656.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    968,601.31 : 1,336,669.63 = 538,881.33 : x
  2. Step 2: Convert to fraction form
    968,601.31/1,336,669.63 = 538,881.33/x
  3. Step 3: Cross multiply
    968,601.31x = 1,336,669.63 × 538,881.33
  4. Step 4: Simplify right side
    968,601.31x = 720,306,307,985.01
  5. Step 5: Solve for x
    x = 720,306,307,985.01/968,601.31
  6. Step 6: Final answer
    x = 743,656.14

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1.5x scale

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.