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Finding the Fourth Proportional to 963,796.80, 1,444,658.40 and 364,526.40

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Solution

The fourth proportional to 963,796.80, 1,444,658.40 and 364,526.40 is: 546,397.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    963,796.80 : 1,444,658.40 = 364,526.40 : x
  2. Step 2: Convert to fraction form
    963,796.80/1,444,658.40 = 364,526.40/x
  3. Step 3: Cross multiply
    963,796.80x = 1,444,658.40 × 364,526.40
  4. Step 4: Simplify right side
    963,796.80x = 526,616,125,781.76
  5. Step 5: Solve for x
    x = 526,616,125,781.76/963,796.80
  6. Step 6: Final answer
    x = 546,397.46

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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.