Home / 705,520.85-973,636.89-383,249.39

Finding the Fourth Proportional to 705,520.85, 973,636.89 and 383,249.39

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Solution

The fourth proportional to 705,520.85, 973,636.89 and 383,249.39 is: 528,894.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    705,520.85 : 973,636.89 = 383,249.39 : x
  2. Step 2: Convert to fraction form
    705,520.85/973,636.89 = 383,249.39/x
  3. Step 3: Cross multiply
    705,520.85x = 973,636.89 × 383,249.39
  4. Step 4: Simplify right side
    705,520.85x = 373,145,744,174.00
  5. Step 5: Solve for x
    x = 373,145,744,174.00/705,520.85
  6. Step 6: Final answer
    x = 528,894.00

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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.