Home / 522,432.03-720,964.32-293,040.24

Finding the Fourth Proportional to 522,432.03, 720,964.32 and 293,040.24

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Solution

The fourth proportional to 522,432.03, 720,964.32 and 293,040.24 is: 404,400.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    522,432.03 : 720,964.32 = 293,040.24 : x
  2. Step 2: Convert to fraction form
    522,432.03/720,964.32 = 293,040.24/x
  3. Step 3: Cross multiply
    522,432.03x = 720,964.32 × 293,040.24
  4. Step 4: Simplify right side
    522,432.03x = 211,271,557,364.24
  5. Step 5: Solve for x
    x = 211,271,557,364.24/522,432.03
  6. Step 6: Final answer
    x = 404,400.09

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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.