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Finding the Fourth Proportional to 586,883.26, 879,994.41 and 187,430.14

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Solution

The fourth proportional to 586,883.26, 879,994.41 and 187,430.14 is: 281,039.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    586,883.26 : 879,994.41 = 187,430.14 : x
  2. Step 2: Convert to fraction form
    586,883.26/879,994.41 = 187,430.14/x
  3. Step 3: Cross multiply
    586,883.26x = 879,994.41 × 187,430.14
  4. Step 4: Simplify right side
    586,883.26x = 164,937,475,465.52
  5. Step 5: Solve for x
    x = 164,937,475,465.52/586,883.26
  6. Step 6: Final answer
    x = 281,039.67

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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.