Home / 858,302.56-1,184,183.80-495,678.52

Finding the Fourth Proportional to 858,302.56, 1,184,183.80 and 495,678.52

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Solution

The fourth proportional to 858,302.56, 1,184,183.80 and 495,678.52 is: 683,878.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    858,302.56 : 1,184,183.80 = 495,678.52 : x
  2. Step 2: Convert to fraction form
    858,302.56/1,184,183.80 = 495,678.52/x
  3. Step 3: Cross multiply
    858,302.56x = 1,184,183.80 × 495,678.52
  4. Step 4: Simplify right side
    858,302.56x = 586,974,473,391.98
  5. Step 5: Solve for x
    x = 586,974,473,391.98/858,302.56
  6. Step 6: Final answer
    x = 683,878.27

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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.