Home / 864,683.18-1,298,993.08-625,534.73

Finding the Fourth Proportional to 864,683.18, 1,298,993.08 and 625,534.73

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Solution

The fourth proportional to 864,683.18, 1,298,993.08 and 625,534.73 is: 939,726.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    864,683.18 : 1,298,993.08 = 625,534.73 : x
  2. Step 2: Convert to fraction form
    864,683.18/1,298,993.08 = 625,534.73/x
  3. Step 3: Cross multiply
    864,683.18x = 1,298,993.08 × 625,534.73
  4. Step 4: Simplify right side
    864,683.18x = 812,565,285,569.67
  5. Step 5: Solve for x
    x = 812,565,285,569.67/864,683.18
  6. Step 6: Final answer
    x = 939,726.02

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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.