Home / 879,467.86-1,319,395.38-500,566.87

Finding the Fourth Proportional to 879,467.86, 1,319,395.38 and 500,566.87

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Solution

The fourth proportional to 879,467.86, 1,319,395.38 and 500,566.87 is: 750,960.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    879,467.86 : 1,319,395.38 = 500,566.87 : x
  2. Step 2: Convert to fraction form
    879,467.86/1,319,395.38 = 500,566.87/x
  3. Step 3: Cross multiply
    879,467.86x = 1,319,395.38 × 500,566.87
  4. Step 4: Simplify right side
    879,467.86x = 660,445,615,659.06
  5. Step 5: Solve for x
    x = 660,445,615,659.06/879,467.86
  6. Step 6: Final answer
    x = 750,960.49

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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.