Home / 992,641.96-1,370,089.25-563,173.48

Finding the Fourth Proportional to 992,641.96, 1,370,089.25 and 563,173.48

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Solution

The fourth proportional to 992,641.96, 1,370,089.25 and 563,173.48 is: 777,317.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    992,641.96 : 1,370,089.25 = 563,173.48 : x
  2. Step 2: Convert to fraction form
    992,641.96/1,370,089.25 = 563,173.48/x
  3. Step 3: Cross multiply
    992,641.96x = 1,370,089.25 × 563,173.48
  4. Step 4: Simplify right side
    992,641.96x = 771,597,930,833.09
  5. Step 5: Solve for x
    x = 771,597,930,833.09/992,641.96
  6. Step 6: Final answer
    x = 777,317.46

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Why These Related Problems?

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