Home / 934,153.40-1,401,230.10-615,288.80

Finding the Fourth Proportional to 934,153.40, 1,401,230.10 and 615,288.80

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Solution

The fourth proportional to 934,153.40, 1,401,230.10 and 615,288.80 is: 922,933.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    934,153.40 : 1,401,230.10 = 615,288.80 : x
  2. Step 2: Convert to fraction form
    934,153.40/1,401,230.10 = 615,288.80/x
  3. Step 3: Cross multiply
    934,153.40x = 1,401,230.10 × 615,288.80
  4. Step 4: Simplify right side
    934,153.40x = 862,161,186,752.88
  5. Step 5: Solve for x
    x = 862,161,186,752.88/934,153.40
  6. Step 6: Final answer
    x = 922,933.20

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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.