Home / 708,900.40-1,063,447.80-235,536.40

Finding the Fourth Proportional to 708,900.40, 1,063,447.80 and 235,536.40

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Solution

The fourth proportional to 708,900.40, 1,063,447.80 and 235,536.40 is: 353,336.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    708,900.40 : 1,063,447.80 = 235,536.40 : x
  2. Step 2: Convert to fraction form
    708,900.40/1,063,447.80 = 235,536.40/x
  3. Step 3: Cross multiply
    708,900.40x = 1,063,447.80 × 235,536.40
  4. Step 4: Simplify right side
    708,900.40x = 250,480,666,399.92
  5. Step 5: Solve for x
    x = 250,480,666,399.92/708,900.40
  6. Step 6: Final answer
    x = 353,336.90

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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.