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Finding the Fourth Proportional to 446,316.78, 615,927.87 and 245,117.10

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Solution

The fourth proportional to 446,316.78, 615,927.87 and 245,117.10 is: 338,267.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    446,316.78 : 615,927.87 = 245,117.10 : x
  2. Step 2: Convert to fraction form
    446,316.78/615,927.87 = 245,117.10/x
  3. Step 3: Cross multiply
    446,316.78x = 615,927.87 × 245,117.10
  4. Step 4: Simplify right side
    446,316.78x = 150,974,453,303.58
  5. Step 5: Solve for x
    x = 150,974,453,303.58/446,316.78
  6. Step 6: Final answer
    x = 338,267.48

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.