Home / 884,657.69-1,326,987.44-219,809.69

Finding the Fourth Proportional to 884,657.69, 1,326,987.44 and 219,809.69

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Solution

The fourth proportional to 884,657.69, 1,326,987.44 and 219,809.69 is: 329,714.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    884,657.69 : 1,326,987.44 = 219,809.69 : x
  2. Step 2: Convert to fraction form
    884,657.69/1,326,987.44 = 219,809.69/x
  3. Step 3: Cross multiply
    884,657.69x = 1,326,987.44 × 219,809.69
  4. Step 4: Simplify right side
    884,657.69x = 291,684,697,820.29
  5. Step 5: Solve for x
    x = 291,684,697,820.29/884,657.69
  6. Step 6: Final answer
    x = 329,714.76

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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.