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Finding the Fourth Proportional to 554,888.89, 832,339.10 and 195,069.81

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Solution

The fourth proportional to 554,888.89, 832,339.10 and 195,069.81 is: 292,606.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    554,888.89 : 832,339.10 = 195,069.81 : x
  2. Step 2: Convert to fraction form
    554,888.89/832,339.10 = 195,069.81/x
  3. Step 3: Cross multiply
    554,888.89x = 832,339.10 × 195,069.81
  4. Step 4: Simplify right side
    554,888.89x = 162,364,226,580.41
  5. Step 5: Solve for x
    x = 162,364,226,580.41/554,888.89
  6. Step 6: Final answer
    x = 292,606.74

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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.