Home / 893,239.32-1,232,725.38-511,257.36

Finding the Fourth Proportional to 893,239.32, 1,232,725.38 and 511,257.36

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Solution

The fourth proportional to 893,239.32, 1,232,725.38 and 511,257.36 is: 705,566.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    893,239.32 : 1,232,725.38 = 511,257.36 : x
  2. Step 2: Convert to fraction form
    893,239.32/1,232,725.38 = 511,257.36/x
  3. Step 3: Cross multiply
    893,239.32x = 1,232,725.38 × 511,257.36
  4. Step 4: Simplify right side
    893,239.32x = 630,239,923,383.80
  5. Step 5: Solve for x
    x = 630,239,923,383.80/893,239.32
  6. Step 6: Final answer
    x = 705,566.70

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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.