Home / 934,152.40-1,401,228.60-615,287.80

Finding the Fourth Proportional to 934,152.40, 1,401,228.60 and 615,287.80

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Solution

The fourth proportional to 934,152.40, 1,401,228.60 and 615,287.80 is: 922,931.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    934,152.40 : 1,401,228.60 = 615,287.80 : x
  2. Step 2: Convert to fraction form
    934,152.40/1,401,228.60 = 615,287.80/x
  3. Step 3: Cross multiply
    934,152.40x = 1,401,228.60 × 615,287.80
  4. Step 4: Simplify right side
    934,152.40x = 862,158,862,591.08
  5. Step 5: Solve for x
    x = 862,158,862,591.08/934,152.40
  6. Step 6: Final answer
    x = 922,931.70

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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.