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Finding the Fourth Proportional to 587,866.23, 881,465.82 and 537,712.86

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Solution

The fourth proportional to 587,866.23, 881,465.82 and 537,712.86 is: 806,264.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    587,866.23 : 881,465.82 = 537,712.86 : x
  2. Step 2: Convert to fraction form
    587,866.23/881,465.82 = 537,712.86/x
  3. Step 3: Cross multiply
    587,866.23x = 881,465.82 × 537,712.86
  4. Step 4: Simplify right side
    587,866.23x = 473,975,507,064.45
  5. Step 5: Solve for x
    x = 473,975,507,064.45/587,866.23
  6. Step 6: Final answer
    x = 806,264.22

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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.