Home / 298,235.04-411,562.80-170,907.36

Finding the Fourth Proportional to 298,235.04, 411,562.80 and 170,907.36

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Solution

The fourth proportional to 298,235.04, 411,562.80 and 170,907.36 is: 235,851.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    298,235.04 : 411,562.80 = 170,907.36 : x
  2. Step 2: Convert to fraction form
    298,235.04/411,562.80 = 170,907.36/x
  3. Step 3: Cross multiply
    298,235.04x = 411,562.80 × 170,907.36
  4. Step 4: Simplify right side
    298,235.04x = 70,339,111,622.21
  5. Step 5: Solve for x
    x = 70,339,111,622.21/298,235.04
  6. Step 6: Final answer
    x = 235,851.27

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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.