Home / 1,038,524.23-1,557,910.71-318,771.66

Finding the Fourth Proportional to 1,038,524.23, 1,557,910.71 and 318,771.66

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Solution

The fourth proportional to 1,038,524.23, 1,557,910.71 and 318,771.66 is: 478,195.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,038,524.23 : 1,557,910.71 = 318,771.66 : x
  2. Step 2: Convert to fraction form
    1,038,524.23/1,557,910.71 = 318,771.66/x
  3. Step 3: Cross multiply
    1,038,524.23x = 1,557,910.71 × 318,771.66
  4. Step 4: Simplify right side
    1,038,524.23x = 496,617,783,158.48
  5. Step 5: Solve for x
    x = 496,617,783,158.48/1,038,524.23
  6. Step 6: Final answer
    x = 478,195.66

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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.