Home / 611,567.20-917,496.60-295,764.40

Finding the Fourth Proportional to 611,567.20, 917,496.60 and 295,764.40

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Solution

The fourth proportional to 611,567.20, 917,496.60 and 295,764.40 is: 443,717.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    611,567.20 : 917,496.60 = 295,764.40 : x
  2. Step 2: Convert to fraction form
    611,567.20/917,496.60 = 295,764.40/x
  3. Step 3: Cross multiply
    611,567.20x = 917,496.60 × 295,764.40
  4. Step 4: Simplify right side
    611,567.20x = 271,362,831,401.04
  5. Step 5: Solve for x
    x = 271,362,831,401.04/611,567.20
  6. Step 6: Final answer
    x = 443,717.11

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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.