Home / 853,940.77-1,178,406.06-466,752.93

Finding the Fourth Proportional to 853,940.77, 1,178,406.06 and 466,752.93

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Solution

The fourth proportional to 853,940.77, 1,178,406.06 and 466,752.93 is: 644,101.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    853,940.77 : 1,178,406.06 = 466,752.93 : x
  2. Step 2: Convert to fraction form
    853,940.77/1,178,406.06 = 466,752.93/x
  3. Step 3: Cross multiply
    853,940.77x = 1,178,406.06 × 466,752.93
  4. Step 4: Simplify right side
    853,940.77x = 550,024,481,234.76
  5. Step 5: Solve for x
    x = 550,024,481,234.76/853,940.77
  6. Step 6: Final answer
    x = 644,101.44

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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.