Home / 920,030.36-1,380,327.92-471,066.44

Finding the Fourth Proportional to 920,030.36, 1,380,327.92 and 471,066.44

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Solution

The fourth proportional to 920,030.36, 1,380,327.92 and 471,066.44 is: 706,744.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    920,030.36 : 1,380,327.92 = 471,066.44 : x
  2. Step 2: Convert to fraction form
    920,030.36/1,380,327.92 = 471,066.44/x
  3. Step 3: Cross multiply
    920,030.36x = 1,380,327.92 × 471,066.44
  4. Step 4: Simplify right side
    920,030.36x = 650,226,159,307.01
  5. Step 5: Solve for x
    x = 650,226,159,307.01/920,030.36
  6. Step 6: Final answer
    x = 706,744.24

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.