Home / 903,793.93-1,247,193.52-495,886.57

Finding the Fourth Proportional to 903,793.93, 1,247,193.52 and 495,886.57

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Solution

The fourth proportional to 903,793.93, 1,247,193.52 and 495,886.57 is: 684,300.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    903,793.93 : 1,247,193.52 = 495,886.57 : x
  2. Step 2: Convert to fraction form
    903,793.93/1,247,193.52 = 495,886.57/x
  3. Step 3: Cross multiply
    903,793.93x = 1,247,193.52 × 495,886.57
  4. Step 4: Simplify right side
    903,793.93x = 618,466,516,759.03
  5. Step 5: Solve for x
    x = 618,466,516,759.03/903,793.93
  6. Step 6: Final answer
    x = 684,300.37

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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.