Home / 526,915.20-727,283.52-325,597.44

Finding the Fourth Proportional to 526,915.20, 727,283.52 and 325,597.44

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Solution

The fourth proportional to 526,915.20, 727,283.52 and 325,597.44 is: 449,411.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    526,915.20 : 727,283.52 = 325,597.44 : x
  2. Step 2: Convert to fraction form
    526,915.20/727,283.52 = 325,597.44/x
  3. Step 3: Cross multiply
    526,915.20x = 727,283.52 × 325,597.44
  4. Step 4: Simplify right side
    526,915.20x = 236,801,652,266.19
  5. Step 5: Solve for x
    x = 236,801,652,266.19/526,915.20
  6. Step 6: Final answer
    x = 449,411.31

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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.