Home / 1,038,729.30-1,558,093.95-470,109.30

Finding the Fourth Proportional to 1,038,729.30, 1,558,093.95 and 470,109.30

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Solution

The fourth proportional to 1,038,729.30, 1,558,093.95 and 470,109.30 is: 705,163.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,038,729.30 : 1,558,093.95 = 470,109.30 : x
  2. Step 2: Convert to fraction form
    1,038,729.30/1,558,093.95 = 470,109.30/x
  3. Step 3: Cross multiply
    1,038,729.30x = 1,558,093.95 × 470,109.30
  4. Step 4: Simplify right side
    1,038,729.30x = 732,474,456,168.74
  5. Step 5: Solve for x
    x = 732,474,456,168.74/1,038,729.30
  6. Step 6: Final answer
    x = 705,163.95

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Double scale
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Similar ratio
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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.