Home / 983,541.45-1,474,436.93-384,366.33

Finding the Fourth Proportional to 983,541.45, 1,474,436.93 and 384,366.33

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Solution

The fourth proportional to 983,541.45, 1,474,436.93 and 384,366.33 is: 576,207.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    983,541.45 : 1,474,436.93 = 384,366.33 : x
  2. Step 2: Convert to fraction form
    983,541.45/1,474,436.93 = 384,366.33/x
  3. Step 3: Cross multiply
    983,541.45x = 1,474,436.93 × 384,366.33
  4. Step 4: Simplify right side
    983,541.45x = 566,723,909,678.74
  5. Step 5: Solve for x
    x = 566,723,909,678.74/983,541.45
  6. Step 6: Final answer
    x = 576,207.45

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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.