Home / 628,114.80-942,172.20-599,246.40

Finding the Fourth Proportional to 628,114.80, 942,172.20 and 599,246.40

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Solution

The fourth proportional to 628,114.80, 942,172.20 and 599,246.40 is: 898,869.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    628,114.80 : 942,172.20 = 599,246.40 : x
  2. Step 2: Convert to fraction form
    628,114.80/942,172.20 = 599,246.40/x
  3. Step 3: Cross multiply
    628,114.80x = 942,172.20 × 599,246.40
  4. Step 4: Simplify right side
    628,114.80x = 564,593,299,030.08
  5. Step 5: Solve for x
    x = 564,593,299,030.08/628,114.80
  6. Step 6: Final answer
    x = 898,869.60

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Double scale
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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.