Home / 997,809.55-1,377,177.54-653,049.51

Finding the Fourth Proportional to 997,809.55, 1,377,177.54 and 653,049.51

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Solution

The fourth proportional to 997,809.55, 1,377,177.54 and 653,049.51 is: 901,339.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    997,809.55 : 1,377,177.54 = 653,049.51 : x
  2. Step 2: Convert to fraction form
    997,809.55/1,377,177.54 = 653,049.51/x
  3. Step 3: Cross multiply
    997,809.55x = 1,377,177.54 × 653,049.51
  4. Step 4: Simplify right side
    997,809.55x = 899,365,117,680.01
  5. Step 5: Solve for x
    x = 899,365,117,680.01/997,809.55
  6. Step 6: Final answer
    x = 901,339.46

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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.