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Finding the Fourth Proportional to 593,153.60, 889,307.76 and 277,438.40

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Solution

The fourth proportional to 593,153.60, 889,307.76 and 277,438.40 is: 415,959.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    593,153.60 : 889,307.76 = 277,438.40 : x
  2. Step 2: Convert to fraction form
    593,153.60/889,307.76 = 277,438.40/x
  3. Step 3: Cross multiply
    593,153.60x = 889,307.76 × 277,438.40
  4. Step 4: Simplify right side
    593,153.60x = 246,728,122,041.98
  5. Step 5: Solve for x
    x = 246,728,122,041.98/593,153.60
  6. Step 6: Final answer
    x = 415,959.92

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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.