Home / 607,104.18-838,549.26-454,823.64

Finding the Fourth Proportional to 607,104.18, 838,549.26 and 454,823.64

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Solution

The fourth proportional to 607,104.18, 838,549.26 and 454,823.64 is: 628,215.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    607,104.18 : 838,549.26 = 454,823.64 : x
  2. Step 2: Convert to fraction form
    607,104.18/838,549.26 = 454,823.64/x
  3. Step 3: Cross multiply
    607,104.18x = 838,549.26 × 454,823.64
  4. Step 4: Simplify right side
    607,104.18x = 381,392,026,752.51
  5. Step 5: Solve for x
    x = 381,392,026,752.51/607,104.18
  6. Step 6: Final answer
    x = 628,215.12

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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.