Home / 800,639.71-1,199,630.95-563,484.16

Finding the Fourth Proportional to 800,639.71, 1,199,630.95 and 563,484.16

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Solution

The fourth proportional to 800,639.71, 1,199,630.95 and 563,484.16 is: 844,291.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    800,639.71 : 1,199,630.95 = 563,484.16 : x
  2. Step 2: Convert to fraction form
    800,639.71/1,199,630.95 = 563,484.16/x
  3. Step 3: Cross multiply
    800,639.71x = 1,199,630.95 × 563,484.16
  4. Step 4: Simplify right side
    800,639.71x = 675,973,033,762.96
  5. Step 5: Solve for x
    x = 675,973,033,762.96/800,639.71
  6. Step 6: Final answer
    x = 844,291.17

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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.