Home / 976,480.93-1,464,011.65-408,024.75

Finding the Fourth Proportional to 976,480.93, 1,464,011.65 and 408,024.75

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Solution

The fourth proportional to 976,480.93, 1,464,011.65 and 408,024.75 is: 611,740.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    976,480.93 : 1,464,011.65 = 408,024.75 : x
  2. Step 2: Convert to fraction form
    976,480.93/1,464,011.65 = 408,024.75/x
  3. Step 3: Cross multiply
    976,480.93x = 1,464,011.65 × 408,024.75
  4. Step 4: Simplify right side
    976,480.93x = 597,352,987,488.34
  5. Step 5: Solve for x
    x = 597,352,987,488.34/976,480.93
  6. Step 6: Final answer
    x = 611,740.56

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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.