Home / 607,932.30-911,917.02-208,567.47

Finding the Fourth Proportional to 607,932.30, 911,917.02 and 208,567.47

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Solution

The fourth proportional to 607,932.30, 911,917.02 and 208,567.47 is: 312,857.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    607,932.30 : 911,917.02 = 208,567.47 : x
  2. Step 2: Convert to fraction form
    607,932.30/911,917.02 = 208,567.47/x
  3. Step 3: Cross multiply
    607,932.30x = 911,917.02 × 208,567.47
  4. Step 4: Simplify right side
    607,932.30x = 190,196,221,925.56
  5. Step 5: Solve for x
    x = 190,196,221,925.56/607,932.30
  6. Step 6: Final answer
    x = 312,857.57

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.