Home / 893,592.18-1,233,151.40-511,692.78

Finding the Fourth Proportional to 893,592.18, 1,233,151.40 and 511,692.78

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Solution

The fourth proportional to 893,592.18, 1,233,151.40 and 511,692.78 is: 706,132.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    893,592.18 : 1,233,151.40 = 511,692.78 : x
  2. Step 2: Convert to fraction form
    893,592.18/1,233,151.40 = 511,692.78/x
  3. Step 3: Cross multiply
    893,592.18x = 1,233,151.40 × 511,692.78
  4. Step 4: Simplify right side
    893,592.18x = 630,994,668,026.89
  5. Step 5: Solve for x
    x = 630,994,668,026.89/893,592.18
  6. Step 6: Final answer
    x = 706,132.71

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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.