Home / 909,616.86-1,364,562.18-293,915.61

Finding the Fourth Proportional to 909,616.86, 1,364,562.18 and 293,915.61

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Solution

The fourth proportional to 909,616.86, 1,364,562.18 and 293,915.61 is: 440,917.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    909,616.86 : 1,364,562.18 = 293,915.61 : x
  2. Step 2: Convert to fraction form
    909,616.86/1,364,562.18 = 293,915.61/x
  3. Step 3: Cross multiply
    909,616.86x = 1,364,562.18 × 293,915.61
  4. Step 4: Simplify right side
    909,616.86x = 401,066,125,517.63
  5. Step 5: Solve for x
    x = 401,066,125,517.63/909,616.86
  6. Step 6: Final answer
    x = 440,917.65

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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.