Home / 700,337.09-1,050,833.72-345,157.36

Finding the Fourth Proportional to 700,337.09, 1,050,833.72 and 345,157.36

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Solution

The fourth proportional to 700,337.09, 1,050,833.72 and 345,157.36 is: 517,897.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    700,337.09 : 1,050,833.72 = 345,157.36 : x
  2. Step 2: Convert to fraction form
    700,337.09/1,050,833.72 = 345,157.36/x
  3. Step 3: Cross multiply
    700,337.09x = 1,050,833.72 × 345,157.36
  4. Step 4: Simplify right side
    700,337.09x = 362,702,990,829.99
  5. Step 5: Solve for x
    x = 362,702,990,829.99/700,337.09
  6. Step 6: Final answer
    x = 517,897.73

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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.