Home / 860,846.60-1,291,269.90-524,923.40

Finding the Fourth Proportional to 860,846.60, 1,291,269.90 and 524,923.40

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Solution

The fourth proportional to 860,846.60, 1,291,269.90 and 524,923.40 is: 787,385.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    860,846.60 : 1,291,269.90 = 524,923.40 : x
  2. Step 2: Convert to fraction form
    860,846.60/1,291,269.90 = 524,923.40/x
  3. Step 3: Cross multiply
    860,846.60x = 1,291,269.90 × 524,923.40
  4. Step 4: Simplify right side
    860,846.60x = 677,817,786,225.66
  5. Step 5: Solve for x
    x = 677,817,786,225.66/860,846.60
  6. Step 6: Final answer
    x = 787,385.10

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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.