Home / 374,420.23-516,700.19-204,654.36

Finding the Fourth Proportional to 374,420.23, 516,700.19 and 204,654.36

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Solution

The fourth proportional to 374,420.23, 516,700.19 and 204,654.36 is: 282,423.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    374,420.23 : 516,700.19 = 204,654.36 : x
  2. Step 2: Convert to fraction form
    374,420.23/516,700.19 = 204,654.36/x
  3. Step 3: Cross multiply
    374,420.23x = 516,700.19 × 204,654.36
  4. Step 4: Simplify right side
    374,420.23x = 105,744,946,696.33
  5. Step 5: Solve for x
    x = 105,744,946,696.33/374,420.23
  6. Step 6: Final answer
    x = 282,423.17

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1.5x scale

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.