Home / 801,926.61-1,106,659.58-434,404.61

Finding the Fourth Proportional to 801,926.61, 1,106,659.58 and 434,404.61

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Solution

The fourth proportional to 801,926.61, 1,106,659.58 and 434,404.61 is: 599,478.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    801,926.61 : 1,106,659.58 = 434,404.61 : x
  2. Step 2: Convert to fraction form
    801,926.61/1,106,659.58 = 434,404.61/x
  3. Step 3: Cross multiply
    801,926.61x = 1,106,659.58 × 434,404.61
  4. Step 4: Simplify right side
    801,926.61x = 480,738,015,547.34
  5. Step 5: Solve for x
    x = 480,738,015,547.34/801,926.61
  6. Step 6: Final answer
    x = 599,478.82

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.