Home / 352,308.32-528,461.05-127,616.17

Finding the Fourth Proportional to 352,308.32, 528,461.05 and 127,616.17

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Solution

The fourth proportional to 352,308.32, 528,461.05 and 127,616.17 is: 191,423.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    352,308.32 : 528,461.05 = 127,616.17 : x
  2. Step 2: Convert to fraction form
    352,308.32/528,461.05 = 127,616.17/x
  3. Step 3: Cross multiply
    352,308.32x = 528,461.05 × 127,616.17
  4. Step 4: Simplify right side
    352,308.32x = 67,440,172,552.87
  5. Step 5: Solve for x
    x = 67,440,172,552.87/352,308.32
  6. Step 6: Final answer
    x = 191,423.73

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1.5x scale

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.