Home / 730,914.81-1,096,288.45-191,223.17

Finding the Fourth Proportional to 730,914.81, 1,096,288.45 and 191,223.17

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Solution

The fourth proportional to 730,914.81, 1,096,288.45 and 191,223.17 is: 286,812.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    730,914.81 : 1,096,288.45 = 191,223.17 : x
  2. Step 2: Convert to fraction form
    730,914.81/1,096,288.45 = 191,223.17/x
  3. Step 3: Cross multiply
    730,914.81x = 1,096,288.45 × 191,223.17
  4. Step 4: Simplify right side
    730,914.81x = 209,635,752,643.39
  5. Step 5: Solve for x
    x = 209,635,752,643.39/730,914.81
  6. Step 6: Final answer
    x = 286,812.84

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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.