Home / 369,932.34-510,508.36-208,794.18

Finding the Fourth Proportional to 369,932.34, 510,508.36 and 208,794.18

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Solution

The fourth proportional to 369,932.34, 510,508.36 and 208,794.18 is: 288,136.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    369,932.34 : 510,508.36 = 208,794.18 : x
  2. Step 2: Convert to fraction form
    369,932.34/510,508.36 = 208,794.18/x
  3. Step 3: Cross multiply
    369,932.34x = 510,508.36 × 208,794.18
  4. Step 4: Simplify right side
    369,932.34x = 106,591,174,409.35
  5. Step 5: Solve for x
    x = 106,591,174,409.35/369,932.34
  6. Step 6: Final answer
    x = 288,136.95

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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.