Home / 860,500.34-1,187,512.87-473,325.74

Finding the Fourth Proportional to 860,500.34, 1,187,512.87 and 473,325.74

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Solution

The fourth proportional to 860,500.34, 1,187,512.87 and 473,325.74 is: 653,201.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    860,500.34 : 1,187,512.87 = 473,325.74 : x
  2. Step 2: Convert to fraction form
    860,500.34/1,187,512.87 = 473,325.74/x
  3. Step 3: Cross multiply
    860,500.34x = 1,187,512.87 × 473,325.74
  4. Step 4: Simplify right side
    860,500.34x = 562,080,407,952.27
  5. Step 5: Solve for x
    x = 562,080,407,952.27/860,500.34
  6. Step 6: Final answer
    x = 653,201.84

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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.