Home / 941,823.18-1,299,697.65-512,099.55

Finding the Fourth Proportional to 941,823.18, 1,299,697.65 and 512,099.55

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Solution

The fourth proportional to 941,823.18, 1,299,697.65 and 512,099.55 is: 706,687.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    941,823.18 : 1,299,697.65 = 512,099.55 : x
  2. Step 2: Convert to fraction form
    941,823.18/1,299,697.65 = 512,099.55/x
  3. Step 3: Cross multiply
    941,823.18x = 1,299,697.65 × 512,099.55
  4. Step 4: Simplify right side
    941,823.18x = 665,574,581,701.06
  5. Step 5: Solve for x
    x = 665,574,581,701.06/941,823.18
  6. Step 6: Final answer
    x = 706,687.41

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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.