Home / 1,069,221.11-1,603,697.86-349,502.57

Finding the Fourth Proportional to 1,069,221.11, 1,603,697.86 and 349,502.57

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Solution

The fourth proportional to 1,069,221.11, 1,603,697.86 and 349,502.57 is: 524,210.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,069,221.11 : 1,603,697.86 = 349,502.57 : x
  2. Step 2: Convert to fraction form
    1,069,221.11/1,603,697.86 = 349,502.57/x
  3. Step 3: Cross multiply
    1,069,221.11x = 1,603,697.86 × 349,502.57
  4. Step 4: Simplify right side
    1,069,221.11x = 560,496,527,499.13
  5. Step 5: Solve for x
    x = 560,496,527,499.13/1,069,221.11
  6. Step 6: Final answer
    x = 524,210.12

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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.