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Finding the Fourth Proportional to 446,987.54, 670,475.64 and 110,032.40

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Solution

The fourth proportional to 446,987.54, 670,475.64 and 110,032.40 is: 165,047.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    446,987.54 : 670,475.64 = 110,032.40 : x
  2. Step 2: Convert to fraction form
    446,987.54/670,475.64 = 110,032.40/x
  3. Step 3: Cross multiply
    446,987.54x = 670,475.64 × 110,032.40
  4. Step 4: Simplify right side
    446,987.54x = 73,774,043,810.74
  5. Step 5: Solve for x
    x = 73,774,043,810.74/446,987.54
  6. Step 6: Final answer
    x = 165,047.20

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.