Home / 798,091.78-1,101,390.06-435,539.05

Finding the Fourth Proportional to 798,091.78, 1,101,390.06 and 435,539.05

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Solution

The fourth proportional to 798,091.78, 1,101,390.06 and 435,539.05 is: 601,056.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    798,091.78 : 1,101,390.06 = 435,539.05 : x
  2. Step 2: Convert to fraction form
    798,091.78/1,101,390.06 = 435,539.05/x
  3. Step 3: Cross multiply
    798,091.78x = 1,101,390.06 × 435,539.05
  4. Step 4: Simplify right side
    798,091.78x = 479,698,374,904.89
  5. Step 5: Solve for x
    x = 479,698,374,904.89/798,091.78
  6. Step 6: Final answer
    x = 601,056.66

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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.