Home / 860,607.83-1,187,632.23-473,414.91

Finding the Fourth Proportional to 860,607.83, 1,187,632.23 and 473,414.91

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Solution

The fourth proportional to 860,607.83, 1,187,632.23 and 473,414.91 is: 653,308.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    860,607.83 : 1,187,632.23 = 473,414.91 : x
  2. Step 2: Convert to fraction form
    860,607.83/1,187,632.23 = 473,414.91/x
  3. Step 3: Cross multiply
    860,607.83x = 1,187,632.23 × 473,414.91
  4. Step 4: Simplify right side
    860,607.83x = 562,242,799,049.62
  5. Step 5: Solve for x
    x = 562,242,799,049.62/860,607.83
  6. Step 6: Final answer
    x = 653,308.96

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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.