Home / 590,639.13-885,971.25-211,584.51

Finding the Fourth Proportional to 590,639.13, 885,971.25 and 211,584.51

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Solution

The fourth proportional to 590,639.13, 885,971.25 and 211,584.51 is: 317,381.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    590,639.13 : 885,971.25 = 211,584.51 : x
  2. Step 2: Convert to fraction form
    590,639.13/885,971.25 = 211,584.51/x
  3. Step 3: Cross multiply
    590,639.13x = 885,971.25 × 211,584.51
  4. Step 4: Simplify right side
    590,639.13x = 187,457,792,805.34
  5. Step 5: Solve for x
    x = 187,457,792,805.34/590,639.13
  6. Step 6: Final answer
    x = 317,381.26

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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.