Home / 937,188.40-1,293,318.18-507,469.80

Finding the Fourth Proportional to 937,188.40, 1,293,318.18 and 507,469.80

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Solution

The fourth proportional to 937,188.40, 1,293,318.18 and 507,469.80 is: 700,307.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    937,188.40 : 1,293,318.18 = 507,469.80 : x
  2. Step 2: Convert to fraction form
    937,188.40/1,293,318.18 = 507,469.80/x
  3. Step 3: Cross multiply
    937,188.40x = 1,293,318.18 × 507,469.80
  4. Step 4: Simplify right side
    937,188.40x = 656,319,918,140.96
  5. Step 5: Solve for x
    x = 656,319,918,140.96/937,188.40
  6. Step 6: Final answer
    x = 700,307.34

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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.