Home / 927,809.00-1,389,350.93-611,306.36

Finding the Fourth Proportional to 927,809.00, 1,389,350.93 and 611,306.36

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Solution

The fourth proportional to 927,809.00, 1,389,350.93 and 611,306.36 is: 915,402.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    927,809.00 : 1,389,350.93 = 611,306.36 : x
  2. Step 2: Convert to fraction form
    927,809.00/1,389,350.93 = 611,306.36/x
  3. Step 3: Cross multiply
    927,809.00x = 1,389,350.93 × 611,306.36
  4. Step 4: Simplify right side
    927,809.00x = 849,319,049,777.63
  5. Step 5: Solve for x
    x = 849,319,049,777.63/927,809.00
  6. Step 6: Final answer
    x = 915,402.91

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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.