Home / 963,748.70-1,445,623.05-515,851.10

Finding the Fourth Proportional to 963,748.70, 1,445,623.05 and 515,851.10

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Solution

The fourth proportional to 963,748.70, 1,445,623.05 and 515,851.10 is: 773,776.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    963,748.70 : 1,445,623.05 = 515,851.10 : x
  2. Step 2: Convert to fraction form
    963,748.70/1,445,623.05 = 515,851.10/x
  3. Step 3: Cross multiply
    963,748.70x = 1,445,623.05 × 515,851.10
  4. Step 4: Simplify right side
    963,748.70x = 745,726,240,527.86
  5. Step 5: Solve for x
    x = 745,726,240,527.86/963,748.70
  6. Step 6: Final answer
    x = 773,776.65

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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.