Home / 373,176.50-514,983.69-212,031.77

Finding the Fourth Proportional to 373,176.50, 514,983.69 and 212,031.77

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Solution

The fourth proportional to 373,176.50, 514,983.69 and 212,031.77 is: 292,603.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    373,176.50 : 514,983.69 = 212,031.77 : x
  2. Step 2: Convert to fraction form
    373,176.50/514,983.69 = 212,031.77/x
  3. Step 3: Cross multiply
    373,176.50x = 514,983.69 × 212,031.77
  4. Step 4: Simplify right side
    373,176.50x = 109,192,900,736.91
  5. Step 5: Solve for x
    x = 109,192,900,736.91/373,176.50
  6. Step 6: Final answer
    x = 292,603.91

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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.