Home / 996,688.16-1,494,979.97-286,688.32

Finding the Fourth Proportional to 996,688.16, 1,494,979.97 and 286,688.32

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Solution

The fourth proportional to 996,688.16, 1,494,979.97 and 286,688.32 is: 430,017.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    996,688.16 : 1,494,979.97 = 286,688.32 : x
  2. Step 2: Convert to fraction form
    996,688.16/1,494,979.97 = 286,688.32/x
  3. Step 3: Cross multiply
    996,688.16x = 1,494,979.97 × 286,688.32
  4. Step 4: Simplify right side
    996,688.16x = 428,593,296,032.95
  5. Step 5: Solve for x
    x = 428,593,296,032.95/996,688.16
  6. Step 6: Final answer
    x = 430,017.45

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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.