Home / 632,057.32-872,233.14-345,574.36

Finding the Fourth Proportional to 632,057.32, 872,233.14 and 345,574.36

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Solution

The fourth proportional to 632,057.32, 872,233.14 and 345,574.36 is: 476,889.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    632,057.32 : 872,233.14 = 345,574.36 : x
  2. Step 2: Convert to fraction form
    632,057.32/872,233.14 = 345,574.36/x
  3. Step 3: Cross multiply
    632,057.32x = 872,233.14 × 345,574.36
  4. Step 4: Simplify right side
    632,057.32x = 301,421,409,126.29
  5. Step 5: Solve for x
    x = 301,421,409,126.29/632,057.32
  6. Step 6: Final answer
    x = 476,889.36

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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.