Home / 996,520.95-1,391,980.05-996,520.95

Finding the Fourth Proportional to 996,520.95, 1,391,980.05 and 996,520.95

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Solution

The fourth proportional to 996,520.95, 1,391,980.05 and 996,520.95 is: 1,391,980.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    996,520.95 : 1,391,980.05 = 996,520.95 : x
  2. Step 2: Convert to fraction form
    996,520.95/1,391,980.05 = 996,520.95/x
  3. Step 3: Cross multiply
    996,520.95x = 1,391,980.05 × 996,520.95
  4. Step 4: Simplify right side
    996,520.95x = 1,387,137,281,807.05
  5. Step 5: Solve for x
    x = 1,387,137,281,807.05/996,520.95
  6. Step 6: Final answer
    x = 1,391,980.05

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.