Home / 412,918.69-569,710.64-240,844.16

Finding the Fourth Proportional to 412,918.69, 569,710.64 and 240,844.16

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Solution

The fourth proportional to 412,918.69, 569,710.64 and 240,844.16 is: 332,296.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    412,918.69 : 569,710.64 = 240,844.16 : x
  2. Step 2: Convert to fraction form
    412,918.69/569,710.64 = 240,844.16/x
  3. Step 3: Cross multiply
    412,918.69x = 569,710.64 × 240,844.16
  4. Step 4: Simplify right side
    412,918.69x = 137,211,480,533.86
  5. Step 5: Solve for x
    x = 137,211,480,533.86/412,918.69
  6. Step 6: Final answer
    x = 332,296.61

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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.