Home / 607,109.52-837,870.66-352,445.52

Finding the Fourth Proportional to 607,109.52, 837,870.66 and 352,445.52

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Solution

The fourth proportional to 607,109.52, 837,870.66 and 352,445.52 is: 486,409.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    607,109.52 : 837,870.66 = 352,445.52 : x
  2. Step 2: Convert to fraction form
    607,109.52/837,870.66 = 352,445.52/x
  3. Step 3: Cross multiply
    607,109.52x = 837,870.66 × 352,445.52
  4. Step 4: Simplify right side
    607,109.52x = 295,303,760,456.44
  5. Step 5: Solve for x
    x = 295,303,760,456.44/607,109.52
  6. Step 6: Final answer
    x = 486,409.37

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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.