Home / 893,231.79-1,232,715.02-511,249.83

Finding the Fourth Proportional to 893,231.79, 1,232,715.02 and 511,249.83

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Solution

The fourth proportional to 893,231.79, 1,232,715.02 and 511,249.83 is: 705,556.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    893,231.79 : 1,232,715.02 = 511,249.83 : x
  2. Step 2: Convert to fraction form
    893,231.79/1,232,715.02 = 511,249.83/x
  3. Step 3: Cross multiply
    893,231.79x = 1,232,715.02 × 511,249.83
  4. Step 4: Simplify right side
    893,231.79x = 630,225,341,857.20
  5. Step 5: Solve for x
    x = 630,225,341,857.20/893,231.79
  6. Step 6: Final answer
    x = 705,556.33

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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.