Home / 980,549.03-1,470,827.39-648,051.11

Finding the Fourth Proportional to 980,549.03, 1,470,827.39 and 648,051.11

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Solution

The fourth proportional to 980,549.03, 1,470,827.39 and 648,051.11 is: 972,079.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    980,549.03 : 1,470,827.39 = 648,051.11 : x
  2. Step 2: Convert to fraction form
    980,549.03/1,470,827.39 = 648,051.11/x
  3. Step 3: Cross multiply
    980,549.03x = 1,470,827.39 × 648,051.11
  4. Step 4: Simplify right side
    980,549.03x = 953,171,319,467.65
  5. Step 5: Solve for x
    x = 953,171,319,467.65/980,549.03
  6. Step 6: Final answer
    x = 972,079.20

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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.