Home / 688,984.28-950,797.34-383,050.92

Finding the Fourth Proportional to 688,984.28, 950,797.34 and 383,050.92

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Solution

The fourth proportional to 688,984.28, 950,797.34 and 383,050.92 is: 528,609.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    688,984.28 : 950,797.34 = 383,050.92 : x
  2. Step 2: Convert to fraction form
    688,984.28/950,797.34 = 383,050.92/x
  3. Step 3: Cross multiply
    688,984.28x = 950,797.34 × 383,050.92
  4. Step 4: Simplify right side
    688,984.28x = 364,203,798,907.23
  5. Step 5: Solve for x
    x = 364,203,798,907.23/688,984.28
  6. Step 6: Final answer
    x = 528,609.74

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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.