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Finding the Fourth Proportional to 589,927.80, 885,110.40 and 235,196.40

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Solution

The fourth proportional to 589,927.80, 885,110.40 and 235,196.40 is: 352,881.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    589,927.80 : 885,110.40 = 235,196.40 : x
  2. Step 2: Convert to fraction form
    589,927.80/885,110.40 = 235,196.40/x
  3. Step 3: Cross multiply
    589,927.80x = 885,110.40 × 235,196.40
  4. Step 4: Simplify right side
    589,927.80x = 208,174,779,682.56
  5. Step 5: Solve for x
    x = 208,174,779,682.56/589,927.80
  6. Step 6: Final answer
    x = 352,881.79

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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.