Home / 963,496.20-1,445,244.30-646,235.40

Finding the Fourth Proportional to 963,496.20, 1,445,244.30 and 646,235.40

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Solution

The fourth proportional to 963,496.20, 1,445,244.30 and 646,235.40 is: 969,353.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    963,496.20 : 1,445,244.30 = 646,235.40 : x
  2. Step 2: Convert to fraction form
    963,496.20/1,445,244.30 = 646,235.40/x
  3. Step 3: Cross multiply
    963,496.20x = 1,445,244.30 × 646,235.40
  4. Step 4: Simplify right side
    963,496.20x = 933,968,028,308.22
  5. Step 5: Solve for x
    x = 933,968,028,308.22/963,496.20
  6. Step 6: Final answer
    x = 969,353.10

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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.