Home / 692,829.84-1,041,616.44-640,886.16

Finding the Fourth Proportional to 692,829.84, 1,041,616.44 and 640,886.16

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Solution

The fourth proportional to 692,829.84, 1,041,616.44 and 640,886.16 is: 963,523.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    692,829.84 : 1,041,616.44 = 640,886.16 : x
  2. Step 2: Convert to fraction form
    692,829.84/1,041,616.44 = 640,886.16/x
  3. Step 3: Cross multiply
    692,829.84x = 1,041,616.44 × 640,886.16
  4. Step 4: Simplify right side
    692,829.84x = 667,557,560,424.47
  5. Step 5: Solve for x
    x = 667,557,560,424.47/692,829.84
  6. Step 6: Final answer
    x = 963,523.11

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1.5x scale

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.