Home / 933,691.36-1,400,243.28-302,458.72

Finding the Fourth Proportional to 933,691.36, 1,400,243.28 and 302,458.72

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Solution

The fourth proportional to 933,691.36, 1,400,243.28 and 302,458.72 is: 453,592.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    933,691.36 : 1,400,243.28 = 302,458.72 : x
  2. Step 2: Convert to fraction form
    933,691.36/1,400,243.28 = 302,458.72/x
  3. Step 3: Cross multiply
    933,691.36x = 1,400,243.28 × 302,458.72
  4. Step 4: Simplify right side
    933,691.36x = 423,515,790,157.40
  5. Step 5: Solve for x
    x = 423,515,790,157.40/933,691.36
  6. Step 6: Final answer
    x = 453,592.92

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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.