Home / 1,275,676.58-1,913,466.90-316,134.94

Finding the Fourth Proportional to 1,275,676.58, 1,913,466.90 and 316,134.94

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Solution

The fourth proportional to 1,275,676.58, 1,913,466.90 and 316,134.94 is: 474,190.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,275,676.58 : 1,913,466.90 = 316,134.94 : x
  2. Step 2: Convert to fraction form
    1,275,676.58/1,913,466.90 = 316,134.94/x
  3. Step 3: Cross multiply
    1,275,676.58x = 1,913,466.90 × 316,134.94
  4. Step 4: Simplify right side
    1,275,676.58x = 604,913,743,623.49
  5. Step 5: Solve for x
    x = 604,913,743,623.49/1,275,676.58
  6. Step 6: Final answer
    x = 474,190.52

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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.