Home / 941,807.40-1,299,697.02-512,089.20

Finding the Fourth Proportional to 941,807.40, 1,299,697.02 and 512,089.20

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Solution

The fourth proportional to 941,807.40, 1,299,697.02 and 512,089.20 is: 706,684.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    941,807.40 : 1,299,697.02 = 512,089.20 : x
  2. Step 2: Convert to fraction form
    941,807.40/1,299,697.02 = 512,089.20/x
  3. Step 3: Cross multiply
    941,807.40x = 1,299,697.02 × 512,089.20
  4. Step 4: Simplify right side
    941,807.40x = 665,560,807,214.18
  5. Step 5: Solve for x
    x = 665,560,807,214.18/941,807.40
  6. Step 6: Final answer
    x = 706,684.62

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.