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Finding the Fourth Proportional to 590,554.40, 885,972.68 and 191,195.59

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Solution

The fourth proportional to 590,554.40, 885,972.68 and 191,195.59 is: 286,839.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    590,554.40 : 885,972.68 = 191,195.59 : x
  2. Step 2: Convert to fraction form
    590,554.40/885,972.68 = 191,195.59/x
  3. Step 3: Cross multiply
    590,554.40x = 885,972.68 × 191,195.59
  4. Step 4: Simplify right side
    590,554.40x = 169,394,069,559.23
  5. Step 5: Solve for x
    x = 169,394,069,559.23/590,554.40
  6. Step 6: Final answer
    x = 286,839.06

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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.