Home / 850,067.72-1,173,051.35-468,023.12

Finding the Fourth Proportional to 850,067.72, 1,173,051.35 and 468,023.12

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Solution

The fourth proportional to 850,067.72, 1,173,051.35 and 468,023.12 is: 645,848.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    850,067.72 : 1,173,051.35 = 468,023.12 : x
  2. Step 2: Convert to fraction form
    850,067.72/1,173,051.35 = 468,023.12/x
  3. Step 3: Cross multiply
    850,067.72x = 1,173,051.35 × 468,023.12
  4. Step 4: Simplify right side
    850,067.72x = 549,015,144,541.84
  5. Step 5: Solve for x
    x = 549,015,144,541.84/850,067.72
  6. Step 6: Final answer
    x = 645,848.72

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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.