Home / 923,300.82-1,384,468.80-417,620.22

Finding the Fourth Proportional to 923,300.82, 1,384,468.80 and 417,620.22

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Solution

The fourth proportional to 923,300.82, 1,384,468.80 and 417,620.22 is: 626,212.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    923,300.82 : 1,384,468.80 = 417,620.22 : x
  2. Step 2: Convert to fraction form
    923,300.82/1,384,468.80 = 417,620.22/x
  3. Step 3: Cross multiply
    923,300.82x = 1,384,468.80 × 417,620.22
  4. Step 4: Simplify right side
    923,300.82x = 578,182,164,839.14
  5. Step 5: Solve for x
    x = 578,182,164,839.14/923,300.82
  6. Step 6: Final answer
    x = 626,212.12

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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.