Home / 628,005.90-942,066.45-207,282.70

Finding the Fourth Proportional to 628,005.90, 942,066.45 and 207,282.70

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Solution

The fourth proportional to 628,005.90, 942,066.45 and 207,282.70 is: 310,943.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    628,005.90 : 942,066.45 = 207,282.70 : x
  2. Step 2: Convert to fraction form
    628,005.90/942,066.45 = 207,282.70/x
  3. Step 3: Cross multiply
    628,005.90x = 942,066.45 × 207,282.70
  4. Step 4: Simplify right side
    628,005.90x = 195,274,077,335.42
  5. Step 5: Solve for x
    x = 195,274,077,335.42/628,005.90
  6. Step 6: Final answer
    x = 310,943.06

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.