Home / 1,051,259.20-1,576,543.20-386,324.80

Finding the Fourth Proportional to 1,051,259.20, 1,576,543.20 and 386,324.80

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Solution

The fourth proportional to 1,051,259.20, 1,576,543.20 and 386,324.80 is: 579,360.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,051,259.20 : 1,576,543.20 = 386,324.80 : x
  2. Step 2: Convert to fraction form
    1,051,259.20/1,576,543.20 = 386,324.80/x
  3. Step 3: Cross multiply
    1,051,259.20x = 1,576,543.20 × 386,324.80
  4. Step 4: Simplify right side
    1,051,259.20x = 609,057,736,431.36
  5. Step 5: Solve for x
    x = 609,057,736,431.36/1,051,259.20
  6. Step 6: Final answer
    x = 579,360.20

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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.