Home / 689,033.76-950,848.86-383,094.33

Finding the Fourth Proportional to 689,033.76, 950,848.86 and 383,094.33

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Solution

The fourth proportional to 689,033.76, 950,848.86 and 383,094.33 is: 528,660.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    689,033.76 : 950,848.86 = 383,094.33 : x
  2. Step 2: Convert to fraction form
    689,033.76/950,848.86 = 383,094.33/x
  3. Step 3: Cross multiply
    689,033.76x = 950,848.86 × 383,094.33
  4. Step 4: Simplify right side
    689,033.76x = 364,264,806,952.96
  5. Step 5: Solve for x
    x = 364,264,806,952.96/689,033.76
  6. Step 6: Final answer
    x = 528,660.32

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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.