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Finding the Fourth Proportional to 560,995.88, 774,230.33 and 334,641.38

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Solution

The fourth proportional to 560,995.88, 774,230.33 and 334,641.38 is: 461,838.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    560,995.88 : 774,230.33 = 334,641.38 : x
  2. Step 2: Convert to fraction form
    560,995.88/774,230.33 = 334,641.38/x
  3. Step 3: Cross multiply
    560,995.88x = 774,230.33 × 334,641.38
  4. Step 4: Simplify right side
    560,995.88x = 259,089,503,034.51
  5. Step 5: Solve for x
    x = 259,089,503,034.51/560,995.88
  6. Step 6: Final answer
    x = 461,838.52

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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.