Home / 530,942.09-732,971.68-359,764.69

Finding the Fourth Proportional to 530,942.09, 732,971.68 and 359,764.69

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Solution

The fourth proportional to 530,942.09, 732,971.68 and 359,764.69 is: 496,659.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    530,942.09 : 732,971.68 = 359,764.69 : x
  2. Step 2: Convert to fraction form
    530,942.09/732,971.68 = 359,764.69/x
  3. Step 3: Cross multiply
    530,942.09x = 732,971.68 × 359,764.69
  4. Step 4: Simplify right side
    530,942.09x = 263,697,329,900.14
  5. Step 5: Solve for x
    x = 263,697,329,900.14/530,942.09
  6. Step 6: Final answer
    x = 496,659.31

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1.5x scale

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.