Home / 935,683.85-1,291,245.10-505,964.00

Finding the Fourth Proportional to 935,683.85, 1,291,245.10 and 505,964.00

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Solution

The fourth proportional to 935,683.85, 1,291,245.10 and 505,964.00 is: 698,231.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    935,683.85 : 1,291,245.10 = 505,964.00 : x
  2. Step 2: Convert to fraction form
    935,683.85/1,291,245.10 = 505,964.00/x
  3. Step 3: Cross multiply
    935,683.85x = 1,291,245.10 × 505,964.00
  4. Step 4: Simplify right side
    935,683.85x = 653,323,537,739.60
  5. Step 5: Solve for x
    x = 653,323,537,739.60/935,683.85
  6. Step 6: Final answer
    x = 698,231.07

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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.