Home / 354,895.10-532,342.65-284,911.10

Finding the Fourth Proportional to 354,895.10, 532,342.65 and 284,911.10

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Solution

The fourth proportional to 354,895.10, 532,342.65 and 284,911.10 is: 427,366.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    354,895.10 : 532,342.65 = 284,911.10 : x
  2. Step 2: Convert to fraction form
    354,895.10/532,342.65 = 284,911.10/x
  3. Step 3: Cross multiply
    354,895.10x = 532,342.65 × 284,911.10
  4. Step 4: Simplify right side
    354,895.10x = 151,670,329,988.42
  5. Step 5: Solve for x
    x = 151,670,329,988.42/354,895.10
  6. Step 6: Final answer
    x = 427,366.65

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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.