Home / 983,801.47-1,474,424.02-443,661.07

Finding the Fourth Proportional to 983,801.47, 1,474,424.02 and 443,661.07

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Solution

The fourth proportional to 983,801.47, 1,474,424.02 and 443,661.07 is: 664,915.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    983,801.47 : 1,474,424.02 = 443,661.07 : x
  2. Step 2: Convert to fraction form
    983,801.47/1,474,424.02 = 443,661.07/x
  3. Step 3: Cross multiply
    983,801.47x = 1,474,424.02 × 443,661.07
  4. Step 4: Simplify right side
    983,801.47x = 654,144,528,756.48
  5. Step 5: Solve for x
    x = 654,144,528,756.48/983,801.47
  6. Step 6: Final answer
    x = 664,915.18

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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.