Home / 705,352.12-973,385.68-383,062.32

Finding the Fourth Proportional to 705,352.12, 973,385.68 and 383,062.32

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Solution

The fourth proportional to 705,352.12, 973,385.68 and 383,062.32 is: 528,625.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    705,352.12 : 973,385.68 = 383,062.32 : x
  2. Step 2: Convert to fraction form
    705,352.12/973,385.68 = 383,062.32/x
  3. Step 3: Cross multiply
    705,352.12x = 973,385.68 × 383,062.32
  4. Step 4: Simplify right side
    705,352.12x = 372,867,376,835.58
  5. Step 5: Solve for x
    x = 372,867,376,835.58/705,352.12
  6. Step 6: Final answer
    x = 528,625.87

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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.