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Finding the Fourth Proportional to 440,254.67, 607,565.88 and 249,263.96

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Solution

The fourth proportional to 440,254.67, 607,565.88 and 249,263.96 is: 343,992.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    440,254.67 : 607,565.88 = 249,263.96 : x
  2. Step 2: Convert to fraction form
    440,254.67/607,565.88 = 249,263.96/x
  3. Step 3: Cross multiply
    440,254.67x = 607,565.88 × 249,263.96
  4. Step 4: Simplify right side
    440,254.67x = 151,444,274,171.86
  5. Step 5: Solve for x
    x = 151,444,274,171.86/440,254.67
  6. Step 6: Final answer
    x = 343,992.43

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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.