Home / 631,045.26-946,567.90-187,813.26

Finding the Fourth Proportional to 631,045.26, 946,567.90 and 187,813.26

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Solution

The fourth proportional to 631,045.26, 946,567.90 and 187,813.26 is: 281,719.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    631,045.26 : 946,567.90 = 187,813.26 : x
  2. Step 2: Convert to fraction form
    631,045.26/946,567.90 = 187,813.26/x
  3. Step 3: Cross multiply
    631,045.26x = 946,567.90 × 187,813.26
  4. Step 4: Simplify right side
    631,045.26x = 177,778,003,110.35
  5. Step 5: Solve for x
    x = 177,778,003,110.35/631,045.26
  6. Step 6: Final answer
    x = 281,719.89

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Double scale
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Similar ratio
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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.