Home / 1,551,616.14-2,327,424.21-429,660.30

Finding the Fourth Proportional to 1,551,616.14, 2,327,424.21 and 429,660.30

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Solution

The fourth proportional to 1,551,616.14, 2,327,424.21 and 429,660.30 is: 644,490.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,551,616.14 : 2,327,424.21 = 429,660.30 : x
  2. Step 2: Convert to fraction form
    1,551,616.14/2,327,424.21 = 429,660.30/x
  3. Step 3: Cross multiply
    1,551,616.14x = 2,327,424.21 × 429,660.30
  4. Step 4: Simplify right side
    1,551,616.14x = 1,000,001,784,295.86
  5. Step 5: Solve for x
    x = 1,000,001,784,295.86/1,551,616.14
  6. Step 6: Final answer
    x = 644,490.45

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Double scale
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Similar ratio
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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.