Home / 769,250.66-1,154,132.34-484,612.60

Finding the Fourth Proportional to 769,250.66, 1,154,132.34 and 484,612.60

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Solution

The fourth proportional to 769,250.66, 1,154,132.34 and 484,612.60 is: 727,080.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    769,250.66 : 1,154,132.34 = 484,612.60 : x
  2. Step 2: Convert to fraction form
    769,250.66/1,154,132.34 = 484,612.60/x
  3. Step 3: Cross multiply
    769,250.66x = 1,154,132.34 × 484,612.60
  4. Step 4: Simplify right side
    769,250.66x = 559,307,074,031.48
  5. Step 5: Solve for x
    x = 559,307,074,031.48/769,250.66
  6. Step 6: Final answer
    x = 727,080.40

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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.