Home / 704,003.40-1,054,622.70-480,054.60

Finding the Fourth Proportional to 704,003.40, 1,054,622.70 and 480,054.60

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Solution

The fourth proportional to 704,003.40, 1,054,622.70 and 480,054.60 is: 719,139.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    704,003.40 : 1,054,622.70 = 480,054.60 : x
  2. Step 2: Convert to fraction form
    704,003.40/1,054,622.70 = 480,054.60/x
  3. Step 3: Cross multiply
    704,003.40x = 1,054,622.70 × 480,054.60
  4. Step 4: Simplify right side
    704,003.40x = 506,276,478,399.42
  5. Step 5: Solve for x
    x = 506,276,478,399.42/704,003.40
  6. Step 6: Final answer
    x = 719,139.25

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Why These Related Problems?

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