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Finding the Fourth Proportional to 429,262.54, 592,384.59 and 268,210.98

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Solution

The fourth proportional to 429,262.54, 592,384.59 and 268,210.98 is: 370,132.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    429,262.54 : 592,384.59 = 268,210.98 : x
  2. Step 2: Convert to fraction form
    429,262.54/592,384.59 = 268,210.98/x
  3. Step 3: Cross multiply
    429,262.54x = 592,384.59 × 268,210.98
  4. Step 4: Simplify right side
    429,262.54x = 158,884,051,420.80
  5. Step 5: Solve for x
    x = 158,884,051,420.80/429,262.54
  6. Step 6: Final answer
    x = 370,132.58

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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.