Home / 427,291.07-589,637.66-233,660.34

Finding the Fourth Proportional to 427,291.07, 589,637.66 and 233,660.34

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Solution

The fourth proportional to 427,291.07, 589,637.66 and 233,660.34 is: 322,438.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    427,291.07 : 589,637.66 = 233,660.34 : x
  2. Step 2: Convert to fraction form
    427,291.07/589,637.66 = 233,660.34/x
  3. Step 3: Cross multiply
    427,291.07x = 589,637.66 × 233,660.34
  4. Step 4: Simplify right side
    427,291.07x = 137,774,934,944.10
  5. Step 5: Solve for x
    x = 137,774,934,944.10/427,291.07
  6. Step 6: Final answer
    x = 322,438.14

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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.