Home / 958,690.55-1,323,020.64-528,998.36

Finding the Fourth Proportional to 958,690.55, 1,323,020.64 and 528,998.36

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Solution

The fourth proportional to 958,690.55, 1,323,020.64 and 528,998.36 is: 730,033.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    958,690.55 : 1,323,020.64 = 528,998.36 : x
  2. Step 2: Convert to fraction form
    958,690.55/1,323,020.64 = 528,998.36/x
  3. Step 3: Cross multiply
    958,690.55x = 1,323,020.64 × 528,998.36
  4. Step 4: Simplify right side
    958,690.55x = 699,875,748,806.15
  5. Step 5: Solve for x
    x = 699,875,748,806.15/958,690.55
  6. Step 6: Final answer
    x = 730,033.01

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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.