Home / 1,069,375.51-1,604,063.27-359,403.55

Finding the Fourth Proportional to 1,069,375.51, 1,604,063.27 and 359,403.55

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Solution

The fourth proportional to 1,069,375.51, 1,604,063.27 and 359,403.55 is: 539,105.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,069,375.51 : 1,604,063.27 = 359,403.55 : x
  2. Step 2: Convert to fraction form
    1,069,375.51/1,604,063.27 = 359,403.55/x
  3. Step 3: Cross multiply
    1,069,375.51x = 1,604,063.27 × 359,403.55
  4. Step 4: Simplify right side
    1,069,375.51x = 576,506,033,662.61
  5. Step 5: Solve for x
    x = 576,506,033,662.61/1,069,375.51
  6. Step 6: Final answer
    x = 539,105.33

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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.