Home / 935,080.14-1,289,812.23-648,495.66

Finding the Fourth Proportional to 935,080.14, 1,289,812.23 and 648,495.66

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Solution

The fourth proportional to 935,080.14, 1,289,812.23 and 648,495.66 is: 894,509.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    935,080.14 : 1,289,812.23 = 648,495.66 : x
  2. Step 2: Convert to fraction form
    935,080.14/1,289,812.23 = 648,495.66/x
  3. Step 3: Cross multiply
    935,080.14x = 1,289,812.23 × 648,495.66
  4. Step 4: Simplify right side
    935,080.14x = 836,437,633,369.92
  5. Step 5: Solve for x
    x = 836,437,633,369.92/935,080.14
  6. Step 6: Final answer
    x = 894,509.03

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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.