Home / 497,279.17-686,245.33-270,924.67

Finding the Fourth Proportional to 497,279.17, 686,245.33 and 270,924.67

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Solution

The fourth proportional to 497,279.17, 686,245.33 and 270,924.67 is: 373,876.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    497,279.17 : 686,245.33 = 270,924.67 : x
  2. Step 2: Convert to fraction form
    497,279.17/686,245.33 = 270,924.67/x
  3. Step 3: Cross multiply
    497,279.17x = 686,245.33 × 270,924.67
  4. Step 4: Simplify right side
    497,279.17x = 185,920,789,569.29
  5. Step 5: Solve for x
    x = 185,920,789,569.29/497,279.17
  6. Step 6: Final answer
    x = 373,876.09

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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.