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Finding the Fourth Proportional to 590,570.69, 885,996.83 and 191,211.58

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Solution

The fourth proportional to 590,570.69, 885,996.83 and 191,211.58 is: 286,862.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    590,570.69 : 885,996.83 = 191,211.58 : x
  2. Step 2: Convert to fraction form
    590,570.69/885,996.83 = 191,211.58/x
  3. Step 3: Cross multiply
    590,570.69x = 885,996.83 × 191,211.58
  4. Step 4: Simplify right side
    590,570.69x = 169,412,852,783.23
  5. Step 5: Solve for x
    x = 169,412,852,783.23/590,570.69
  6. Step 6: Final answer
    x = 286,862.95

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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.