Home / 418,583.52-577,643.94-227,597.40

Finding the Fourth Proportional to 418,583.52, 577,643.94 and 227,597.40

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Solution

The fourth proportional to 418,583.52, 577,643.94 and 227,597.40 is: 314,083.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    418,583.52 : 577,643.94 = 227,597.40 : x
  2. Step 2: Convert to fraction form
    418,583.52/577,643.94 = 227,597.40/x
  3. Step 3: Cross multiply
    418,583.52x = 577,643.94 × 227,597.40
  4. Step 4: Simplify right side
    418,583.52x = 131,470,258,869.76
  5. Step 5: Solve for x
    x = 131,470,258,869.76/418,583.52
  6. Step 6: Final answer
    x = 314,083.70

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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.