Home / 1,255,727.20-1,883,590.78-369,263.20

Finding the Fourth Proportional to 1,255,727.20, 1,883,590.78 and 369,263.20

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Solution

The fourth proportional to 1,255,727.20, 1,883,590.78 and 369,263.20 is: 553,894.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,255,727.20 : 1,883,590.78 = 369,263.20 : x
  2. Step 2: Convert to fraction form
    1,255,727.20/1,883,590.78 = 369,263.20/x
  3. Step 3: Cross multiply
    1,255,727.20x = 1,883,590.78 × 369,263.20
  4. Step 4: Simplify right side
    1,255,727.20x = 695,540,758,913.30
  5. Step 5: Solve for x
    x = 695,540,758,913.30/1,255,727.20
  6. Step 6: Final answer
    x = 553,894.79

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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.