Home / 847,031.58-1,168,905.87-465,083.10

Finding the Fourth Proportional to 847,031.58, 1,168,905.87 and 465,083.10

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Solution

The fourth proportional to 847,031.58, 1,168,905.87 and 465,083.10 is: 641,815.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    847,031.58 : 1,168,905.87 = 465,083.10 : x
  2. Step 2: Convert to fraction form
    847,031.58/1,168,905.87 = 465,083.10/x
  3. Step 3: Cross multiply
    847,031.58x = 1,168,905.87 × 465,083.10
  4. Step 4: Simplify right side
    847,031.58x = 543,638,365,627.80
  5. Step 5: Solve for x
    x = 543,638,365,627.80/847,031.58
  6. Step 6: Final answer
    x = 641,815.94

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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.