Home / 801,432.36-1,103,746.50-619,473.96

Finding the Fourth Proportional to 801,432.36, 1,103,746.50 and 619,473.96

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Solution

The fourth proportional to 801,432.36, 1,103,746.50 and 619,473.96 is: 853,150.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    801,432.36 : 1,103,746.50 = 619,473.96 : x
  2. Step 2: Convert to fraction form
    801,432.36/1,103,746.50 = 619,473.96/x
  3. Step 3: Cross multiply
    801,432.36x = 1,103,746.50 × 619,473.96
  4. Step 4: Simplify right side
    801,432.36x = 683,742,215,191.14
  5. Step 5: Solve for x
    x = 683,742,215,191.14/801,432.36
  6. Step 6: Final answer
    x = 853,150.25

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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.