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Finding the Fourth Proportional to 556,362.20, 834,543.30 and 366,913.33

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Solution

The fourth proportional to 556,362.20, 834,543.30 and 366,913.33 is: 550,370.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    556,362.20 : 834,543.30 = 366,913.33 : x
  2. Step 2: Convert to fraction form
    556,362.20/834,543.30 = 366,913.33/x
  3. Step 3: Cross multiply
    556,362.20x = 834,543.30 × 366,913.33
  4. Step 4: Simplify right side
    556,362.20x = 306,205,061,232.19
  5. Step 5: Solve for x
    x = 306,205,061,232.19/556,362.20
  6. Step 6: Final answer
    x = 550,370.00

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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.