Home / 860,441.86-1,187,438.61-473,273.65

Finding the Fourth Proportional to 860,441.86, 1,187,438.61 and 473,273.65

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Solution

The fourth proportional to 860,441.86, 1,187,438.61 and 473,273.65 is: 653,133.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    860,441.86 : 1,187,438.61 = 473,273.65 : x
  2. Step 2: Convert to fraction form
    860,441.86/1,187,438.61 = 473,273.65/x
  3. Step 3: Cross multiply
    860,441.86x = 1,187,438.61 × 473,273.65
  4. Step 4: Simplify right side
    860,441.86x = 561,983,405,105.63
  5. Step 5: Solve for x
    x = 561,983,405,105.63/860,441.86
  6. Step 6: Final answer
    x = 653,133.50

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Double scale
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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.