Home / 991,237.32-1,367,880.89-583,363.17

Finding the Fourth Proportional to 991,237.32, 1,367,880.89 and 583,363.17

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Solution

The fourth proportional to 991,237.32, 1,367,880.89 and 583,363.17 is: 805,025.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    991,237.32 : 1,367,880.89 = 583,363.17 : x
  2. Step 2: Convert to fraction form
    991,237.32/1,367,880.89 = 583,363.17/x
  3. Step 3: Cross multiply
    991,237.32x = 1,367,880.89 × 583,363.17
  4. Step 4: Simplify right side
    991,237.32x = 797,971,329,256.01
  5. Step 5: Solve for x
    x = 797,971,329,256.01/991,237.32
  6. Step 6: Final answer
    x = 805,025.51

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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.