Home / 929,577.06-1,282,741.11-521,622.18

Finding the Fourth Proportional to 929,577.06, 1,282,741.11 and 521,622.18

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Solution

The fourth proportional to 929,577.06, 1,282,741.11 and 521,622.18 is: 719,796.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    929,577.06 : 1,282,741.11 = 521,622.18 : x
  2. Step 2: Convert to fraction form
    929,577.06/1,282,741.11 = 521,622.18/x
  3. Step 3: Cross multiply
    929,577.06x = 1,282,741.11 × 521,622.18
  4. Step 4: Simplify right side
    929,577.06x = 669,106,214,173.82
  5. Step 5: Solve for x
    x = 669,106,214,173.82/929,577.06
  6. Step 6: Final answer
    x = 719,796.39

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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.