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Finding the Fourth Proportional to 556,363.70, 834,545.55 and 366,914.83

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Solution

The fourth proportional to 556,363.70, 834,545.55 and 366,914.83 is: 550,372.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    556,363.70 : 834,545.55 = 366,914.83 : x
  2. Step 2: Convert to fraction form
    556,363.70/834,545.55 = 366,914.83/x
  3. Step 3: Cross multiply
    556,363.70x = 834,545.55 × 366,914.83
  4. Step 4: Simplify right side
    556,363.70x = 306,207,138,605.51
  5. Step 5: Solve for x
    x = 306,207,138,605.51/556,363.70
  6. Step 6: Final answer
    x = 550,372.25

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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.