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Finding the Fourth Proportional to 562,540.01, 776,299.30 and 304,411.31

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Solution

The fourth proportional to 562,540.01, 776,299.30 and 304,411.31 is: 420,084.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    562,540.01 : 776,299.30 = 304,411.31 : x
  2. Step 2: Convert to fraction form
    562,540.01/776,299.30 = 304,411.31/x
  3. Step 3: Cross multiply
    562,540.01x = 776,299.30 × 304,411.31
  4. Step 4: Simplify right side
    562,540.01x = 236,314,281,461.53
  5. Step 5: Solve for x
    x = 236,314,281,461.53/562,540.01
  6. Step 6: Final answer
    x = 420,084.40

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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.