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Finding the Fourth Proportional to 555,784.58, 833,693.88 and 384,838.94

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Solution

The fourth proportional to 555,784.58, 833,693.88 and 384,838.94 is: 577,270.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    555,784.58 : 833,693.88 = 384,838.94 : x
  2. Step 2: Convert to fraction form
    555,784.58/833,693.88 = 384,838.94/x
  3. Step 3: Cross multiply
    555,784.58x = 833,693.88 × 384,838.94
  4. Step 4: Simplify right side
    555,784.58x = 320,837,872,591.07
  5. Step 5: Solve for x
    x = 320,837,872,591.07/555,784.58
  6. Step 6: Final answer
    x = 577,270.19

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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.