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Finding the Fourth Proportional to 544,284.12, 751,061.25 and 314,804.64

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Solution

The fourth proportional to 544,284.12, 751,061.25 and 314,804.64 is: 434,401.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    544,284.12 : 751,061.25 = 314,804.64 : x
  2. Step 2: Convert to fraction form
    544,284.12/751,061.25 = 314,804.64/x
  3. Step 3: Cross multiply
    544,284.12x = 751,061.25 × 314,804.64
  4. Step 4: Simplify right side
    544,284.12x = 236,437,566,424.20
  5. Step 5: Solve for x
    x = 236,437,566,424.20/544,284.12
  6. Step 6: Final answer
    x = 434,401.00

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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.