Home / 926,506.06-1,389,998.69-542,579.15

Finding the Fourth Proportional to 926,506.06, 1,389,998.69 and 542,579.15

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Solution

The fourth proportional to 926,506.06, 1,389,998.69 and 542,579.15 is: 814,009.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    926,506.06 : 1,389,998.69 = 542,579.15 : x
  2. Step 2: Convert to fraction form
    926,506.06/1,389,998.69 = 542,579.15/x
  3. Step 3: Cross multiply
    926,506.06x = 1,389,998.69 × 542,579.15
  4. Step 4: Simplify right side
    926,506.06x = 754,184,307,721.31
  5. Step 5: Solve for x
    x = 754,184,307,721.31/926,506.06
  6. Step 6: Final answer
    x = 814,009.04

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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.