Home / 833,531.49-1,248,930.27-353,375.64

Finding the Fourth Proportional to 833,531.49, 1,248,930.27 and 353,375.64

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Solution

The fourth proportional to 833,531.49, 1,248,930.27 and 353,375.64 is: 529,483.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    833,531.49 : 1,248,930.27 = 353,375.64 : x
  2. Step 2: Convert to fraction form
    833,531.49/1,248,930.27 = 353,375.64/x
  3. Step 3: Cross multiply
    833,531.49x = 1,248,930.27 × 353,375.64
  4. Step 4: Simplify right side
    833,531.49x = 441,341,533,476.62
  5. Step 5: Solve for x
    x = 441,341,533,476.62/833,531.49
  6. Step 6: Final answer
    x = 529,483.94

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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.