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Finding the Fourth Proportional to 590,572.19, 885,999.08 and 191,213.08

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Solution

The fourth proportional to 590,572.19, 885,999.08 and 191,213.08 is: 286,865.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    590,572.19 : 885,999.08 = 191,213.08 : x
  2. Step 2: Convert to fraction form
    590,572.19/885,999.08 = 191,213.08/x
  3. Step 3: Cross multiply
    590,572.19x = 885,999.08 × 191,213.08
  4. Step 4: Simplify right side
    590,572.19x = 169,414,612,963.97
  5. Step 5: Solve for x
    x = 169,414,612,963.97/590,572.19
  6. Step 6: Final answer
    x = 286,865.21

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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.