Home / 893,230.88-1,232,764.53-511,380.68

Finding the Fourth Proportional to 893,230.88, 1,232,764.53 and 511,380.68

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Solution

The fourth proportional to 893,230.88, 1,232,764.53 and 511,380.68 is: 705,765.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    893,230.88 : 1,232,764.53 = 511,380.68 : x
  2. Step 2: Convert to fraction form
    893,230.88/1,232,764.53 = 511,380.68/x
  3. Step 3: Cross multiply
    893,230.88x = 1,232,764.53 × 511,380.68
  4. Step 4: Simplify right side
    893,230.88x = 630,411,963,631.28
  5. Step 5: Solve for x
    x = 630,411,963,631.28/893,230.88
  6. Step 6: Final answer
    x = 705,765.98

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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.