Home / 632,295.56-872,556.90-345,809.36

Finding the Fourth Proportional to 632,295.56, 872,556.90 and 345,809.36

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Solution

The fourth proportional to 632,295.56, 872,556.90 and 345,809.36 is: 477,210.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    632,295.56 : 872,556.90 = 345,809.36 : x
  2. Step 2: Convert to fraction form
    632,295.56/872,556.90 = 345,809.36/x
  3. Step 3: Cross multiply
    632,295.56x = 872,556.90 × 345,809.36
  4. Step 4: Simplify right side
    632,295.56x = 301,738,343,152.58
  5. Step 5: Solve for x
    x = 301,738,343,152.58/632,295.56
  6. Step 6: Final answer
    x = 477,210.92

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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.