Home / 860,073.88-1,186,829.04-472,868.50

Finding the Fourth Proportional to 860,073.88, 1,186,829.04 and 472,868.50

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Solution

The fourth proportional to 860,073.88, 1,186,829.04 and 472,868.50 is: 652,518.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    860,073.88 : 1,186,829.04 = 472,868.50 : x
  2. Step 2: Convert to fraction form
    860,073.88/1,186,829.04 = 472,868.50/x
  3. Step 3: Cross multiply
    860,073.88x = 1,186,829.04 × 472,868.50
  4. Step 4: Simplify right side
    860,073.88x = 561,214,067,901.24
  5. Step 5: Solve for x
    x = 561,214,067,901.24/860,073.88
  6. Step 6: Final answer
    x = 652,518.44

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1.5x scale

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.