Home / 841,151.27-1,260,980.59-308,549.79

Finding the Fourth Proportional to 841,151.27, 1,260,980.59 and 308,549.79

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Solution

The fourth proportional to 841,151.27, 1,260,980.59 and 308,549.79 is: 462,550.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    841,151.27 : 1,260,980.59 = 308,549.79 : x
  2. Step 2: Convert to fraction form
    841,151.27/1,260,980.59 = 308,549.79/x
  3. Step 3: Cross multiply
    841,151.27x = 1,260,980.59 × 308,549.79
  4. Step 4: Simplify right side
    841,151.27x = 389,075,296,238.58
  5. Step 5: Solve for x
    x = 389,075,296,238.58/841,151.27
  6. Step 6: Final answer
    x = 462,550.92

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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.