Home / 233,547.46-321,105.07-207,805.30

Finding the Fourth Proportional to 233,547.46, 321,105.07 and 207,805.30

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Solution

The fourth proportional to 233,547.46, 321,105.07 and 207,805.30 is: 285,712.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    233,547.46 : 321,105.07 = 207,805.30 : x
  2. Step 2: Convert to fraction form
    233,547.46/321,105.07 = 207,805.30/x
  3. Step 3: Cross multiply
    233,547.46x = 321,105.07 × 207,805.30
  4. Step 4: Simplify right side
    233,547.46x = 66,727,335,402.87
  5. Step 5: Solve for x
    x = 66,727,335,402.87/233,547.46
  6. Step 6: Final answer
    x = 285,712.10

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.