Home / 373,140.86-514,934.56-211,996.18

Finding the Fourth Proportional to 373,140.86, 514,934.56 and 211,996.18

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Solution

The fourth proportional to 373,140.86, 514,934.56 and 211,996.18 is: 292,554.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    373,140.86 : 514,934.56 = 211,996.18 : x
  2. Step 2: Convert to fraction form
    373,140.86/514,934.56 = 211,996.18/x
  3. Step 3: Cross multiply
    373,140.86x = 514,934.56 × 211,996.18
  4. Step 4: Simplify right side
    373,140.86x = 109,164,159,669.98
  5. Step 5: Solve for x
    x = 109,164,159,669.98/373,140.86
  6. Step 6: Final answer
    x = 292,554.83

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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.