Home / 380,341.52-524,885.45-217,024.62

Finding the Fourth Proportional to 380,341.52, 524,885.45 and 217,024.62

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Solution

The fourth proportional to 380,341.52, 524,885.45 and 217,024.62 is: 299,502.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    380,341.52 : 524,885.45 = 217,024.62 : x
  2. Step 2: Convert to fraction form
    380,341.52/524,885.45 = 217,024.62/x
  3. Step 3: Cross multiply
    380,341.52x = 524,885.45 × 217,024.62
  4. Step 4: Simplify right side
    380,341.52x = 113,913,065,872.34
  5. Step 5: Solve for x
    x = 113,913,065,872.34/380,341.52
  6. Step 6: Final answer
    x = 299,502.05

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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.