Home / 968,599.89-1,336,111.25-605,393.41

Finding the Fourth Proportional to 968,599.89, 1,336,111.25 and 605,393.41

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Solution

The fourth proportional to 968,599.89, 1,336,111.25 and 605,393.41 is: 835,095.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    968,599.89 : 1,336,111.25 = 605,393.41 : x
  2. Step 2: Convert to fraction form
    968,599.89/1,336,111.25 = 605,393.41/x
  3. Step 3: Cross multiply
    968,599.89x = 1,336,111.25 × 605,393.41
  4. Step 4: Simplify right side
    968,599.89x = 808,872,939,409.62
  5. Step 5: Solve for x
    x = 808,872,939,409.62/968,599.89
  6. Step 6: Final answer
    x = 835,095.01

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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.