Home / 832,764.75-1,249,142.96-201,678.56

Finding the Fourth Proportional to 832,764.75, 1,249,142.96 and 201,678.56

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Solution

The fourth proportional to 832,764.75, 1,249,142.96 and 201,678.56 is: 302,516.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    832,764.75 : 1,249,142.96 = 201,678.56 : x
  2. Step 2: Convert to fraction form
    832,764.75/1,249,142.96 = 201,678.56/x
  3. Step 3: Cross multiply
    832,764.75x = 1,249,142.96 × 201,678.56
  4. Step 4: Simplify right side
    832,764.75x = 251,925,346,152.83
  5. Step 5: Solve for x
    x = 251,925,346,152.83/832,764.75
  6. Step 6: Final answer
    x = 302,516.82

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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.