Home / 467,668.55-645,235.53-286,191.29

Finding the Fourth Proportional to 467,668.55, 645,235.53 and 286,191.29

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Solution

The fourth proportional to 467,668.55, 645,235.53 and 286,191.29 is: 394,853.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    467,668.55 : 645,235.53 = 286,191.29 : x
  2. Step 2: Convert to fraction form
    467,668.55/645,235.53 = 286,191.29/x
  3. Step 3: Cross multiply
    467,668.55x = 645,235.53 × 286,191.29
  4. Step 4: Simplify right side
    467,668.55x = 184,660,788,684.53
  5. Step 5: Solve for x
    x = 184,660,788,684.53/467,668.55
  6. Step 6: Final answer
    x = 394,853.98

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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.