Home / 374,421.12-516,701.40-204,655.24

Finding the Fourth Proportional to 374,421.12, 516,701.40 and 204,655.24

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Solution

The fourth proportional to 374,421.12, 516,701.40 and 204,655.24 is: 282,424.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    374,421.12 : 516,701.40 = 204,655.24 : x
  2. Step 2: Convert to fraction form
    374,421.12/516,701.40 = 204,655.24/x
  3. Step 3: Cross multiply
    374,421.12x = 516,701.40 × 204,655.24
  4. Step 4: Simplify right side
    374,421.12x = 105,745,649,025.34
  5. Step 5: Solve for x
    x = 105,745,649,025.34/374,421.12
  6. Step 6: Final answer
    x = 282,424.37

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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.