Home / 858,219.62-1,184,370.26-495,636.89

Finding the Fourth Proportional to 858,219.62, 1,184,370.26 and 495,636.89

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Solution

The fourth proportional to 858,219.62, 1,184,370.26 and 495,636.89 is: 683,994.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    858,219.62 : 1,184,370.26 = 495,636.89 : x
  2. Step 2: Convert to fraction form
    858,219.62/1,184,370.26 = 495,636.89/x
  3. Step 3: Cross multiply
    858,219.62x = 1,184,370.26 × 495,636.89
  4. Step 4: Simplify right side
    858,219.62x = 587,017,583,874.86
  5. Step 5: Solve for x
    x = 587,017,583,874.86/858,219.62
  6. Step 6: Final answer
    x = 683,994.60

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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.