Home / 897,527.20-1,345,621.20-542,466.40

Finding the Fourth Proportional to 897,527.20, 1,345,621.20 and 542,466.40

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Solution

The fourth proportional to 897,527.20, 1,345,621.20 and 542,466.40 is: 813,294.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    897,527.20 : 1,345,621.20 = 542,466.40 : x
  2. Step 2: Convert to fraction form
    897,527.20/1,345,621.20 = 542,466.40/x
  3. Step 3: Cross multiply
    897,527.20x = 1,345,621.20 × 542,466.40
  4. Step 4: Simplify right side
    897,527.20x = 729,954,288,127.68
  5. Step 5: Solve for x
    x = 729,954,288,127.68/897,527.20
  6. Step 6: Final answer
    x = 813,294.89

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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.