Home / 864,106.86-1,296,160.43-233,020.74

Finding the Fourth Proportional to 864,106.86, 1,296,160.43 and 233,020.74

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Solution

The fourth proportional to 864,106.86, 1,296,160.43 and 233,020.74 is: 349,531.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    864,106.86 : 1,296,160.43 = 233,020.74 : x
  2. Step 2: Convert to fraction form
    864,106.86/1,296,160.43 = 233,020.74/x
  3. Step 3: Cross multiply
    864,106.86x = 1,296,160.43 × 233,020.74
  4. Step 4: Simplify right side
    864,106.86x = 302,032,261,392.22
  5. Step 5: Solve for x
    x = 302,032,261,392.22/864,106.86
  6. Step 6: Final answer
    x = 349,531.15

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Double scale
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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.