Home / 879,914.58-1,214,282.07-477,506.58

Finding the Fourth Proportional to 879,914.58, 1,214,282.07 and 477,506.58

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Solution

The fourth proportional to 879,914.58, 1,214,282.07 and 477,506.58 is: 658,959.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    879,914.58 : 1,214,282.07 = 477,506.58 : x
  2. Step 2: Convert to fraction form
    879,914.58/1,214,282.07 = 477,506.58/x
  3. Step 3: Cross multiply
    879,914.58x = 1,214,282.07 × 477,506.58
  4. Step 4: Simplify right side
    879,914.58x = 579,827,678,401.02
  5. Step 5: Solve for x
    x = 579,827,678,401.02/879,914.58
  6. Step 6: Final answer
    x = 658,959.05

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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.