Home / 975,375.60-1,462,915.56-265,458.96

Finding the Fourth Proportional to 975,375.60, 1,462,915.56 and 265,458.96

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Solution

The fourth proportional to 975,375.60, 1,462,915.56 and 265,458.96 is: 398,148.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    975,375.60 : 1,462,915.56 = 265,458.96 : x
  2. Step 2: Convert to fraction form
    975,375.60/1,462,915.56 = 265,458.96/x
  3. Step 3: Cross multiply
    975,375.60x = 1,462,915.56 × 265,458.96
  4. Step 4: Simplify right side
    975,375.60x = 388,344,043,125.42
  5. Step 5: Solve for x
    x = 388,344,043,125.42/975,375.60
  6. Step 6: Final answer
    x = 398,148.20

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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.