Home / 697,542.96-1,047,051.72-323,926.32

Finding the Fourth Proportional to 697,542.96, 1,047,051.72 and 323,926.32

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Solution

The fourth proportional to 697,542.96, 1,047,051.72 and 323,926.32 is: 486,231.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    697,542.96 : 1,047,051.72 = 323,926.32 : x
  2. Step 2: Convert to fraction form
    697,542.96/1,047,051.72 = 323,926.32/x
  3. Step 3: Cross multiply
    697,542.96x = 1,047,051.72 × 323,926.32
  4. Step 4: Simplify right side
    697,542.96x = 339,167,610,509.27
  5. Step 5: Solve for x
    x = 339,167,610,509.27/697,542.96
  6. Step 6: Final answer
    x = 486,231.86

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1.5x scale

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.