Home / 704,002.40-1,054,621.20-480,053.60

Finding the Fourth Proportional to 704,002.40, 1,054,621.20 and 480,053.60

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Solution

The fourth proportional to 704,002.40, 1,054,621.20 and 480,053.60 is: 719,137.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    704,002.40 : 1,054,621.20 = 480,053.60 : x
  2. Step 2: Convert to fraction form
    704,002.40/1,054,621.20 = 480,053.60/x
  3. Step 3: Cross multiply
    704,002.40x = 1,054,621.20 × 480,053.60
  4. Step 4: Simplify right side
    704,002.40x = 506,274,703,696.32
  5. Step 5: Solve for x
    x = 506,274,703,696.32/704,002.40
  6. Step 6: Final answer
    x = 719,137.75

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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.