Home / 879,601.69-1,213,852.67-477,193.69

Finding the Fourth Proportional to 879,601.69, 1,213,852.67 and 477,193.69

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Solution

The fourth proportional to 879,601.69, 1,213,852.67 and 477,193.69 is: 658,528.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    879,601.69 : 1,213,852.67 = 477,193.69 : x
  2. Step 2: Convert to fraction form
    879,601.69/1,213,852.67 = 477,193.69/x
  3. Step 3: Cross multiply
    879,601.69x = 1,213,852.67 × 477,193.69
  4. Step 4: Simplify right side
    879,601.69x = 579,242,834,713.65
  5. Step 5: Solve for x
    x = 579,242,834,713.65/879,601.69
  6. Step 6: Final answer
    x = 658,528.56

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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.