Home / 839,536.68-1,158,526.89-457,555.26

Finding the Fourth Proportional to 839,536.68, 1,158,526.89 and 457,555.26

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Solution

The fourth proportional to 839,536.68, 1,158,526.89 and 457,555.26 is: 631,407.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    839,536.68 : 1,158,526.89 = 457,555.26 : x
  2. Step 2: Convert to fraction form
    839,536.68/1,158,526.89 = 457,555.26/x
  3. Step 3: Cross multiply
    839,536.68x = 1,158,526.89 × 457,555.26
  4. Step 4: Simplify right side
    839,536.68x = 530,090,072,370.94
  5. Step 5: Solve for x
    x = 530,090,072,370.94/839,536.68
  6. Step 6: Final answer
    x = 631,407.88

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.