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Finding the Fourth Proportional to 553,302.90, 828,787.95 and 553,302.90

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Solution

The fourth proportional to 553,302.90, 828,787.95 and 553,302.90 is: 828,787.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    553,302.90 : 828,787.95 = 553,302.90 : x
  2. Step 2: Convert to fraction form
    553,302.90/828,787.95 = 553,302.90/x
  3. Step 3: Cross multiply
    553,302.90x = 828,787.95 × 553,302.90
  4. Step 4: Simplify right side
    553,302.90x = 458,570,776,220.06
  5. Step 5: Solve for x
    x = 458,570,776,220.06/553,302.90
  6. Step 6: Final answer
    x = 828,787.95

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.