Home / 975,199.50-1,345,834.98-545,508.54

Finding the Fourth Proportional to 975,199.50, 1,345,834.98 and 545,508.54

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Solution

The fourth proportional to 975,199.50, 1,345,834.98 and 545,508.54 is: 752,835.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    975,199.50 : 1,345,834.98 = 545,508.54 : x
  2. Step 2: Convert to fraction form
    975,199.50/1,345,834.98 = 545,508.54/x
  3. Step 3: Cross multiply
    975,199.50x = 1,345,834.98 × 545,508.54
  4. Step 4: Simplify right side
    975,199.50x = 734,164,475,020.73
  5. Step 5: Solve for x
    x = 734,164,475,020.73/975,199.50
  6. Step 6: Final answer
    x = 752,835.16

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.