Home / 705,994.11-974,278.26-383,704.98

Finding the Fourth Proportional to 705,994.11, 974,278.26 and 383,704.98

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Solution

The fourth proportional to 705,994.11, 974,278.26 and 383,704.98 is: 529,516.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    705,994.11 : 974,278.26 = 383,704.98 : x
  2. Step 2: Convert to fraction form
    705,994.11/974,278.26 = 383,704.98/x
  3. Step 3: Cross multiply
    705,994.11x = 974,278.26 × 383,704.98
  4. Step 4: Simplify right side
    705,994.11x = 373,835,420,267.74
  5. Step 5: Solve for x
    x = 373,835,420,267.74/705,994.11
  6. Step 6: Final answer
    x = 529,516.34

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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.