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Finding the Fourth Proportional to 544,307.84, 751,237.64 and 315,004.74

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Solution

The fourth proportional to 544,307.84, 751,237.64 and 315,004.74 is: 434,760.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    544,307.84 : 751,237.64 = 315,004.74 : x
  2. Step 2: Convert to fraction form
    544,307.84/751,237.64 = 315,004.74/x
  3. Step 3: Cross multiply
    544,307.84x = 751,237.64 × 315,004.74
  4. Step 4: Simplify right side
    544,307.84x = 236,643,414,255.52
  5. Step 5: Solve for x
    x = 236,643,414,255.52/544,307.84
  6. Step 6: Final answer
    x = 434,760.25

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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.