Home / 875,904.90-1,313,900.55-456,000.90

Finding the Fourth Proportional to 875,904.90, 1,313,900.55 and 456,000.90

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Solution

The fourth proportional to 875,904.90, 1,313,900.55 and 456,000.90 is: 684,023.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    875,904.90 : 1,313,900.55 = 456,000.90 : x
  2. Step 2: Convert to fraction form
    875,904.90/1,313,900.55 = 456,000.90/x
  3. Step 3: Cross multiply
    875,904.90x = 1,313,900.55 × 456,000.90
  4. Step 4: Simplify right side
    875,904.90x = 599,139,833,310.50
  5. Step 5: Solve for x
    x = 599,139,833,310.50/875,904.90
  6. Step 6: Final answer
    x = 684,023.84

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.