Home / 560,831.74-773,911.77-306,182.38

Finding the Fourth Proportional to 560,831.74, 773,911.77 and 306,182.38

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Solution

The fourth proportional to 560,831.74, 773,911.77 and 306,182.38 is: 422,512.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    560,831.74 : 773,911.77 = 306,182.38 : x
  2. Step 2: Convert to fraction form
    560,831.74/773,911.77 = 306,182.38/x
  3. Step 3: Cross multiply
    560,831.74x = 773,911.77 × 306,182.38
  4. Step 4: Simplify right side
    560,831.74x = 236,958,147,648.61
  5. Step 5: Solve for x
    x = 236,958,147,648.61/560,831.74
  6. Step 6: Final answer
    x = 422,512.01

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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.