Home / 1,172,879.20-1,759,088.40-384,911.20

Finding the Fourth Proportional to 1,172,879.20, 1,759,088.40 and 384,911.20

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Solution

The fourth proportional to 1,172,879.20, 1,759,088.40 and 384,911.20 is: 577,291.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,172,879.20 : 1,759,088.40 = 384,911.20 : x
  2. Step 2: Convert to fraction form
    1,172,879.20/1,759,088.40 = 384,911.20/x
  3. Step 3: Cross multiply
    1,172,879.20x = 1,759,088.40 × 384,911.20
  4. Step 4: Simplify right side
    1,172,879.20x = 677,092,826,950.08
  5. Step 5: Solve for x
    x = 677,092,826,950.08/1,172,879.20
  6. Step 6: Final answer
    x = 577,291.19

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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.