Home / 648,411.70-971,926.35-248,898.10

Finding the Fourth Proportional to 648,411.70, 971,926.35 and 248,898.10

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Solution

The fourth proportional to 648,411.70, 971,926.35 and 248,898.10 is: 373,081.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    648,411.70 : 971,926.35 = 248,898.10 : x
  2. Step 2: Convert to fraction form
    648,411.70/971,926.35 = 248,898.10/x
  3. Step 3: Cross multiply
    648,411.70x = 971,926.35 × 248,898.10
  4. Step 4: Simplify right side
    648,411.70x = 241,910,621,854.94
  5. Step 5: Solve for x
    x = 241,910,621,854.94/648,411.70
  6. Step 6: Final answer
    x = 373,081.83

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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.