Home / 734,893.92-1,014,075.36-412,639.20

Finding the Fourth Proportional to 734,893.92, 1,014,075.36 and 412,639.20

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Solution

The fourth proportional to 734,893.92, 1,014,075.36 and 412,639.20 is: 569,398.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    734,893.92 : 1,014,075.36 = 412,639.20 : x
  2. Step 2: Convert to fraction form
    734,893.92/1,014,075.36 = 412,639.20/x
  3. Step 3: Cross multiply
    734,893.92x = 1,014,075.36 × 412,639.20
  4. Step 4: Simplify right side
    734,893.92x = 418,447,245,290.11
  5. Step 5: Solve for x
    x = 418,447,245,290.11/734,893.92
  6. Step 6: Final answer
    x = 569,398.16

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Double scale
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1.5x scale

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.