Home / 374,420.10-516,700-204,654.24

Finding the Fourth Proportional to 374,420.10, 516,700 and 204,654.24

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Solution

The fourth proportional to 374,420.10, 516,700 and 204,654.24 is: 282,422.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    374,420.10 : 516,700 = 204,654.24 : x
  2. Step 2: Convert to fraction form
    374,420.10/516,700 = 204,654.24/x
  3. Step 3: Cross multiply
    374,420.10x = 516,700 × 204,654.24
  4. Step 4: Simplify right side
    374,420.10x = 105,744,845,808
  5. Step 5: Solve for x
    x = 105,744,845,808/374,420.10
  6. Step 6: Final answer
    x = 282,422.99

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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.