Home / 426,923.40-589,156.12-233,335.02

Finding the Fourth Proportional to 426,923.40, 589,156.12 and 233,335.02

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Solution

The fourth proportional to 426,923.40, 589,156.12 and 233,335.02 is: 322,003.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    426,923.40 : 589,156.12 = 233,335.02 : x
  2. Step 2: Convert to fraction form
    426,923.40/589,156.12 = 233,335.02/x
  3. Step 3: Cross multiply
    426,923.40x = 589,156.12 × 233,335.02
  4. Step 4: Simplify right side
    426,923.40x = 137,470,755,043.32
  5. Step 5: Solve for x
    x = 137,470,755,043.32/426,923.40
  6. Step 6: Final answer
    x = 322,003.33

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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.