Home / 958,457.04-1,322,666.96-528,763.92

Finding the Fourth Proportional to 958,457.04, 1,322,666.96 and 528,763.92

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Solution

The fourth proportional to 958,457.04, 1,322,666.96 and 528,763.92 is: 729,692.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    958,457.04 : 1,322,666.96 = 528,763.92 : x
  2. Step 2: Convert to fraction form
    958,457.04/1,322,666.96 = 528,763.92/x
  3. Step 3: Cross multiply
    958,457.04x = 1,322,666.96 × 528,763.92
  4. Step 4: Simplify right side
    958,457.04x = 699,378,566,624.08
  5. Step 5: Solve for x
    x = 699,378,566,624.08/958,457.04
  6. Step 6: Final answer
    x = 729,692.14

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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.