Home / 935,704.08-1,291,271.67-505,984.23

Finding the Fourth Proportional to 935,704.08, 1,291,271.67 and 505,984.23

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Solution

The fourth proportional to 935,704.08, 1,291,271.67 and 505,984.23 is: 698,258.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    935,704.08 : 1,291,271.67 = 505,984.23 : x
  2. Step 2: Convert to fraction form
    935,704.08/1,291,271.67 = 505,984.23/x
  3. Step 3: Cross multiply
    935,704.08x = 1,291,271.67 × 505,984.23
  4. Step 4: Simplify right side
    935,704.08x = 653,363,101,665.76
  5. Step 5: Solve for x
    x = 653,363,101,665.76/935,704.08
  6. Step 6: Final answer
    x = 698,258.26

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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.