Home / 897,270.49-1,238,189.56-534,686.28

Finding the Fourth Proportional to 897,270.49, 1,238,189.56 and 534,686.28

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Solution

The fourth proportional to 897,270.49, 1,238,189.56 and 534,686.28 is: 737,841.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    897,270.49 : 1,238,189.56 = 534,686.28 : x
  2. Step 2: Convert to fraction form
    897,270.49/1,238,189.56 = 534,686.28/x
  3. Step 3: Cross multiply
    897,270.49x = 1,238,189.56 × 534,686.28
  4. Step 4: Simplify right side
    897,270.49x = 662,042,969,771.24
  5. Step 5: Solve for x
    x = 662,042,969,771.24/897,270.49
  6. Step 6: Final answer
    x = 737,841.02

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1.5x scale

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.