Home / 845,820.08-1,166,911.44-539,907.92

Finding the Fourth Proportional to 845,820.08, 1,166,911.44 and 539,907.92

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Solution

The fourth proportional to 845,820.08, 1,166,911.44 and 539,907.92 is: 744,868.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    845,820.08 : 1,166,911.44 = 539,907.92 : x
  2. Step 2: Convert to fraction form
    845,820.08/1,166,911.44 = 539,907.92/x
  3. Step 3: Cross multiply
    845,820.08x = 1,166,911.44 × 539,907.92
  4. Step 4: Simplify right side
    845,820.08x = 630,024,728,394.61
  5. Step 5: Solve for x
    x = 630,024,728,394.61/845,820.08
  6. Step 6: Final answer
    x = 744,868.49

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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.