Home / 832,403.60-1,248,605.40-821,344.40

Finding the Fourth Proportional to 832,403.60, 1,248,605.40 and 821,344.40

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Solution

The fourth proportional to 832,403.60, 1,248,605.40 and 821,344.40 is: 1,232,016.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    832,403.60 : 1,248,605.40 = 821,344.40 : x
  2. Step 2: Convert to fraction form
    832,403.60/1,248,605.40 = 821,344.40/x
  3. Step 3: Cross multiply
    832,403.60x = 1,248,605.40 × 821,344.40
  4. Step 4: Simplify right side
    832,403.60x = 1,025,535,053,099.76
  5. Step 5: Solve for x
    x = 1,025,535,053,099.76/832,403.60
  6. Step 6: Final answer
    x = 1,232,016.60

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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.