Home / 705,737.52-973,921.77-383,450.22

Finding the Fourth Proportional to 705,737.52, 973,921.77 and 383,450.22

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Solution

The fourth proportional to 705,737.52, 973,921.77 and 383,450.22 is: 529,163.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    705,737.52 : 973,921.77 = 383,450.22 : x
  2. Step 2: Convert to fraction form
    705,737.52/973,921.77 = 383,450.22/x
  3. Step 3: Cross multiply
    705,737.52x = 973,921.77 × 383,450.22
  4. Step 4: Simplify right side
    705,737.52x = 373,450,516,969.29
  5. Step 5: Solve for x
    x = 373,450,516,969.29/705,737.52
  6. Step 6: Final answer
    x = 529,163.47

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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.