Home / 805,623.04-1,208,533.02-273,296.35

Finding the Fourth Proportional to 805,623.04, 1,208,533.02 and 273,296.35

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Solution

The fourth proportional to 805,623.04, 1,208,533.02 and 273,296.35 is: 409,977.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    805,623.04 : 1,208,533.02 = 273,296.35 : x
  2. Step 2: Convert to fraction form
    805,623.04/1,208,533.02 = 273,296.35/x
  3. Step 3: Cross multiply
    805,623.04x = 1,208,533.02 × 273,296.35
  4. Step 4: Simplify right side
    805,623.04x = 330,287,663,220.48
  5. Step 5: Solve for x
    x = 330,287,663,220.48/805,623.04
  6. Step 6: Final answer
    x = 409,977.93

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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.