Home / 958,330.34-1,322,443.90-550,432.30

Finding the Fourth Proportional to 958,330.34, 1,322,443.90 and 550,432.30

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Solution

The fourth proportional to 958,330.34, 1,322,443.90 and 550,432.30 is: 759,566.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    958,330.34 : 1,322,443.90 = 550,432.30 : x
  2. Step 2: Convert to fraction form
    958,330.34/1,322,443.90 = 550,432.30/x
  3. Step 3: Cross multiply
    958,330.34x = 1,322,443.90 × 550,432.30
  4. Step 4: Simplify right side
    958,330.34x = 727,915,837,497.97
  5. Step 5: Solve for x
    x = 727,915,837,497.97/958,330.34
  6. Step 6: Final answer
    x = 759,566.72

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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.