Home / 777,565.83-1,072,910.75-433,326.36

Finding the Fourth Proportional to 777,565.83, 1,072,910.75 and 433,326.36

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Solution

The fourth proportional to 777,565.83, 1,072,910.75 and 433,326.36 is: 597,917.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    777,565.83 : 1,072,910.75 = 433,326.36 : x
  2. Step 2: Convert to fraction form
    777,565.83/1,072,910.75 = 433,326.36/x
  3. Step 3: Cross multiply
    777,565.83x = 1,072,910.75 × 433,326.36
  4. Step 4: Simplify right side
    777,565.83x = 464,920,507,735.74
  5. Step 5: Solve for x
    x = 464,920,507,735.74/777,565.83
  6. Step 6: Final answer
    x = 597,917.87

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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.