Home / 1,551,118.10-2,326,728.99-429,093.14

Finding the Fourth Proportional to 1,551,118.10, 2,326,728.99 and 429,093.14

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Solution

The fourth proportional to 1,551,118.10, 2,326,728.99 and 429,093.14 is: 643,654.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,551,118.10 : 2,326,728.99 = 429,093.14 : x
  2. Step 2: Convert to fraction form
    1,551,118.10/2,326,728.99 = 429,093.14/x
  3. Step 3: Cross multiply
    1,551,118.10x = 2,326,728.99 × 429,093.14
  4. Step 4: Simplify right side
    1,551,118.10x = 998,383,448,248.13
  5. Step 5: Solve for x
    x = 998,383,448,248.13/1,551,118.10
  6. Step 6: Final answer
    x = 643,654.05

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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.