Home / 1,090,482.40-1,635,723.60-302,514.40

Finding the Fourth Proportional to 1,090,482.40, 1,635,723.60 and 302,514.40

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Solution

The fourth proportional to 1,090,482.40, 1,635,723.60 and 302,514.40 is: 453,771.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,090,482.40 : 1,635,723.60 = 302,514.40 : x
  2. Step 2: Convert to fraction form
    1,090,482.40/1,635,723.60 = 302,514.40/x
  3. Step 3: Cross multiply
    1,090,482.40x = 1,635,723.60 × 302,514.40
  4. Step 4: Simplify right side
    1,090,482.40x = 494,829,943,419.84
  5. Step 5: Solve for x
    x = 494,829,943,419.84/1,090,482.40
  6. Step 6: Final answer
    x = 453,771.60

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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.