Home / 1,069,605.16-1,604,410.50-270,886.80

Finding the Fourth Proportional to 1,069,605.16, 1,604,410.50 and 270,886.80

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Solution

The fourth proportional to 1,069,605.16, 1,604,410.50 and 270,886.80 is: 406,330.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,069,605.16 : 1,604,410.50 = 270,886.80 : x
  2. Step 2: Convert to fraction form
    1,069,605.16/1,604,410.50 = 270,886.80/x
  3. Step 3: Cross multiply
    1,069,605.16x = 1,604,410.50 × 270,886.80
  4. Step 4: Simplify right side
    1,069,605.16x = 434,613,626,231.40
  5. Step 5: Solve for x
    x = 434,613,626,231.40/1,069,605.16
  6. Step 6: Final answer
    x = 406,330.90

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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.