Home / 1,135,205.86-1,702,315.26-325,411.94

Finding the Fourth Proportional to 1,135,205.86, 1,702,315.26 and 325,411.94

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Solution

The fourth proportional to 1,135,205.86, 1,702,315.26 and 325,411.94 is: 487,976.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,135,205.86 : 1,702,315.26 = 325,411.94 : x
  2. Step 2: Convert to fraction form
    1,135,205.86/1,702,315.26 = 325,411.94/x
  3. Step 3: Cross multiply
    1,135,205.86x = 1,702,315.26 × 325,411.94
  4. Step 4: Simplify right side
    1,135,205.86x = 553,953,711,248.20
  5. Step 5: Solve for x
    x = 553,953,711,248.20/1,135,205.86
  6. Step 6: Final answer
    x = 487,976.44

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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.