Home / 903,773.68-1,247,165.58-495,866.32

Finding the Fourth Proportional to 903,773.68, 1,247,165.58 and 495,866.32

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Solution

The fourth proportional to 903,773.68, 1,247,165.58 and 495,866.32 is: 684,272.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    903,773.68 : 1,247,165.58 = 495,866.32 : x
  2. Step 2: Convert to fraction form
    903,773.68/1,247,165.58 = 495,866.32/x
  3. Step 3: Cross multiply
    903,773.68x = 1,247,165.58 × 495,866.32
  4. Step 4: Simplify right side
    903,773.68x = 618,427,406,585.27
  5. Step 5: Solve for x
    x = 618,427,406,585.27/903,773.68
  6. Step 6: Final answer
    x = 684,272.42

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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.