Home / 935,300.70-1,399,447.80-666,051.30

Finding the Fourth Proportional to 935,300.70, 1,399,447.80 and 666,051.30

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Solution

The fourth proportional to 935,300.70, 1,399,447.80 and 666,051.30 is: 996,582.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    935,300.70 : 1,399,447.80 = 666,051.30 : x
  2. Step 2: Convert to fraction form
    935,300.70/1,399,447.80 = 666,051.30/x
  3. Step 3: Cross multiply
    935,300.70x = 1,399,447.80 × 666,051.30
  4. Step 4: Simplify right side
    935,300.70x = 932,104,026,472.14
  5. Step 5: Solve for x
    x = 932,104,026,472.14/935,300.70
  6. Step 6: Final answer
    x = 996,582.20

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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.