Home / 897,145.20-1,346,106.60-453,913.20

Finding the Fourth Proportional to 897,145.20, 1,346,106.60 and 453,913.20

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Solution

The fourth proportional to 897,145.20, 1,346,106.60 and 453,913.20 is: 681,066.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    897,145.20 : 1,346,106.60 = 453,913.20 : x
  2. Step 2: Convert to fraction form
    897,145.20/1,346,106.60 = 453,913.20/x
  3. Step 3: Cross multiply
    897,145.20x = 1,346,106.60 × 453,913.20
  4. Step 4: Simplify right side
    897,145.20x = 611,015,554,347.12
  5. Step 5: Solve for x
    x = 611,015,554,347.12/897,145.20
  6. Step 6: Final answer
    x = 681,066.51

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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.