Home / 705,419.91-973,632.87-433,720.44

Finding the Fourth Proportional to 705,419.91, 973,632.87 and 433,720.44

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Solution

The fourth proportional to 705,419.91, 973,632.87 and 433,720.44 is: 598,628.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    705,419.91 : 973,632.87 = 433,720.44 : x
  2. Step 2: Convert to fraction form
    705,419.91/973,632.87 = 433,720.44/x
  3. Step 3: Cross multiply
    705,419.91x = 973,632.87 × 433,720.44
  4. Step 4: Simplify right side
    705,419.91x = 422,284,476,774.86
  5. Step 5: Solve for x
    x = 422,284,476,774.86/705,419.91
  6. Step 6: Final answer
    x = 598,628.52

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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.