Home / 969,666.48-1,453,823.76-429,629.16

Finding the Fourth Proportional to 969,666.48, 1,453,823.76 and 429,629.16

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Solution

The fourth proportional to 969,666.48, 1,453,823.76 and 429,629.16 is: 644,144.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    969,666.48 : 1,453,823.76 = 429,629.16 : x
  2. Step 2: Convert to fraction form
    969,666.48/1,453,823.76 = 429,629.16/x
  3. Step 3: Cross multiply
    969,666.48x = 1,453,823.76 × 429,629.16
  4. Step 4: Simplify right side
    969,666.48x = 624,605,080,796.84
  5. Step 5: Solve for x
    x = 624,605,080,796.84/969,666.48
  6. Step 6: Final answer
    x = 644,144.24

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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.