Home / 476,348.52-657,413.25-272,418.42

Finding the Fourth Proportional to 476,348.52, 657,413.25 and 272,418.42

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Solution

The fourth proportional to 476,348.52, 657,413.25 and 272,418.42 is: 375,967.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    476,348.52 : 657,413.25 = 272,418.42 : x
  2. Step 2: Convert to fraction form
    476,348.52/657,413.25 = 272,418.42/x
  3. Step 3: Cross multiply
    476,348.52x = 657,413.25 × 272,418.42
  4. Step 4: Simplify right side
    476,348.52x = 179,091,478,852.07
  5. Step 5: Solve for x
    x = 179,091,478,852.07/476,348.52
  6. Step 6: Final answer
    x = 375,967.33

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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.