Home / 329,360.38-454,511.42-186,117.35

Finding the Fourth Proportional to 329,360.38, 454,511.42 and 186,117.35

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Solution

The fourth proportional to 329,360.38, 454,511.42 and 186,117.35 is: 256,838.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    329,360.38 : 454,511.42 = 186,117.35 : x
  2. Step 2: Convert to fraction form
    329,360.38/454,511.42 = 186,117.35/x
  3. Step 3: Cross multiply
    329,360.38x = 454,511.42 × 186,117.35
  4. Step 4: Simplify right side
    329,360.38x = 84,592,457,831.99
  5. Step 5: Solve for x
    x = 84,592,457,831.99/329,360.38
  6. Step 6: Final answer
    x = 256,838.60

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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.