Home / 805,584.16-1,208,376.17-383,580.64

Finding the Fourth Proportional to 805,584.16, 1,208,376.17 and 383,580.64

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Solution

The fourth proportional to 805,584.16, 1,208,376.17 and 383,580.64 is: 575,370.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    805,584.16 : 1,208,376.17 = 383,580.64 : x
  2. Step 2: Convert to fraction form
    805,584.16/1,208,376.17 = 383,580.64/x
  3. Step 3: Cross multiply
    805,584.16x = 1,208,376.17 × 383,580.64
  4. Step 4: Simplify right side
    805,584.16x = 463,509,704,649.35
  5. Step 5: Solve for x
    x = 463,509,704,649.35/805,584.16
  6. Step 6: Final answer
    x = 575,370.93

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Double scale
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Similar ratio
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1.5x scale

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.