Home / 368,246.32-505,977.65-292,663.60

Finding the Fourth Proportional to 368,246.32, 505,977.65 and 292,663.60

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Solution

The fourth proportional to 368,246.32, 505,977.65 and 292,663.60 is: 402,125.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    368,246.32 : 505,977.65 = 292,663.60 : x
  2. Step 2: Convert to fraction form
    368,246.32/505,977.65 = 292,663.60/x
  3. Step 3: Cross multiply
    368,246.32x = 505,977.65 × 292,663.60
  4. Step 4: Simplify right side
    368,246.32x = 148,081,240,568.54
  5. Step 5: Solve for x
    x = 148,081,240,568.54/368,246.32
  6. Step 6: Final answer
    x = 402,125.51

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.