Home / 683,407.60-1,025,111.40-523,975.30

Finding the Fourth Proportional to 683,407.60, 1,025,111.40 and 523,975.30

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Solution

The fourth proportional to 683,407.60, 1,025,111.40 and 523,975.30 is: 785,962.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    683,407.60 : 1,025,111.40 = 523,975.30 : x
  2. Step 2: Convert to fraction form
    683,407.60/1,025,111.40 = 523,975.30/x
  3. Step 3: Cross multiply
    683,407.60x = 1,025,111.40 × 523,975.30
  4. Step 4: Simplify right side
    683,407.60x = 537,133,053,348.42
  5. Step 5: Solve for x
    x = 537,133,053,348.42/683,407.60
  6. Step 6: Final answer
    x = 785,962.95

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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.