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Finding the Fourth Proportional to 587,468.36, 881,023.10 and 406,263.94

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Solution

The fourth proportional to 587,468.36, 881,023.10 and 406,263.94 is: 609,271.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    587,468.36 : 881,023.10 = 406,263.94 : x
  2. Step 2: Convert to fraction form
    587,468.36/881,023.10 = 406,263.94/x
  3. Step 3: Cross multiply
    587,468.36x = 881,023.10 × 406,263.94
  4. Step 4: Simplify right side
    587,468.36x = 357,927,915,837.01
  5. Step 5: Solve for x
    x = 357,927,915,837.01/587,468.36
  6. Step 6: Final answer
    x = 609,271.82

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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.