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Finding the Fourth Proportional to 583,797.84, 805,622.76 and 329,145.36

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Solution

The fourth proportional to 583,797.84, 805,622.76 and 329,145.36 is: 454,210.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    583,797.84 : 805,622.76 = 329,145.36 : x
  2. Step 2: Convert to fraction form
    583,797.84/805,622.76 = 329,145.36/x
  3. Step 3: Cross multiply
    583,797.84x = 805,622.76 × 329,145.36
  4. Step 4: Simplify right side
    583,797.84x = 265,166,993,364.39
  5. Step 5: Solve for x
    x = 265,166,993,364.39/583,797.84
  6. Step 6: Final answer
    x = 454,210.30

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Double scale
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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.