Home / 635,747.34-877,028.18-463,295.54

Finding the Fourth Proportional to 635,747.34, 877,028.18 and 463,295.54

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Solution

The fourth proportional to 635,747.34, 877,028.18 and 463,295.54 is: 639,126.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    635,747.34 : 877,028.18 = 463,295.54 : x
  2. Step 2: Convert to fraction form
    635,747.34/877,028.18 = 463,295.54/x
  3. Step 3: Cross multiply
    635,747.34x = 877,028.18 × 463,295.54
  4. Step 4: Simplify right side
    635,747.34x = 406,323,244,248.32
  5. Step 5: Solve for x
    x = 406,323,244,248.32/635,747.34
  6. Step 6: Final answer
    x = 639,126.93

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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.