Home / 996,675.40-1,495,231.80-491,478.40

Finding the Fourth Proportional to 996,675.40, 1,495,231.80 and 491,478.40

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Solution

The fourth proportional to 996,675.40, 1,495,231.80 and 491,478.40 is: 737,325.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    996,675.40 : 1,495,231.80 = 491,478.40 : x
  2. Step 2: Convert to fraction form
    996,675.40/1,495,231.80 = 491,478.40/x
  3. Step 3: Cross multiply
    996,675.40x = 1,495,231.80 × 491,478.40
  4. Step 4: Simplify right side
    996,675.40x = 734,874,132,693.12
  5. Step 5: Solve for x
    x = 734,874,132,693.12/996,675.40
  6. Step 6: Final answer
    x = 737,325.44

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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.