Home / 566,911.90-849,201.45-389,619.10

Finding the Fourth Proportional to 566,911.90, 849,201.45 and 389,619.10

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Solution

The fourth proportional to 566,911.90, 849,201.45 and 389,619.10 is: 583,627.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    566,911.90 : 849,201.45 = 389,619.10 : x
  2. Step 2: Convert to fraction form
    566,911.90/849,201.45 = 389,619.10/x
  3. Step 3: Cross multiply
    566,911.90x = 849,201.45 × 389,619.10
  4. Step 4: Simplify right side
    566,911.90x = 330,865,104,667.70
  5. Step 5: Solve for x
    x = 330,865,104,667.70/566,911.90
  6. Step 6: Final answer
    x = 583,627.02

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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.