Home / 688,943.84-950,774.85-383,025.24

Finding the Fourth Proportional to 688,943.84, 950,774.85 and 383,025.24

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Solution

The fourth proportional to 688,943.84, 950,774.85 and 383,025.24 is: 528,592.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    688,943.84 : 950,774.85 = 383,025.24 : x
  2. Step 2: Convert to fraction form
    688,943.84/950,774.85 = 383,025.24/x
  3. Step 3: Cross multiply
    688,943.84x = 950,774.85 × 383,025.24
  4. Step 4: Simplify right side
    688,943.84x = 364,170,765,107.21
  5. Step 5: Solve for x
    x = 364,170,765,107.21/688,943.84
  6. Step 6: Final answer
    x = 528,592.82

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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.