Home / 621,353.13-931,614.49-501,557.46

Finding the Fourth Proportional to 621,353.13, 931,614.49 and 501,557.46

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Solution

The fourth proportional to 621,353.13, 931,614.49 and 501,557.46 is: 752,001.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    621,353.13 : 931,614.49 = 501,557.46 : x
  2. Step 2: Convert to fraction form
    621,353.13/931,614.49 = 501,557.46/x
  3. Step 3: Cross multiply
    621,353.13x = 931,614.49 × 501,557.46
  4. Step 4: Simplify right side
    621,353.13x = 467,258,197,303.60
  5. Step 5: Solve for x
    x = 467,258,197,303.60/621,353.13
  6. Step 6: Final answer
    x = 752,001.04

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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.