Home / 934,217.80-1,401,672.30-303,152.20

Finding the Fourth Proportional to 934,217.80, 1,401,672.30 and 303,152.20

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Solution

The fourth proportional to 934,217.80, 1,401,672.30 and 303,152.20 is: 454,840.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    934,217.80 : 1,401,672.30 = 303,152.20 : x
  2. Step 2: Convert to fraction form
    934,217.80/1,401,672.30 = 303,152.20/x
  3. Step 3: Cross multiply
    934,217.80x = 1,401,672.30 × 303,152.20
  4. Step 4: Simplify right side
    934,217.80x = 424,920,041,424.06
  5. Step 5: Solve for x
    x = 424,920,041,424.06/934,217.80
  6. Step 6: Final answer
    x = 454,840.45

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Double scale
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Similar ratio
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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.