Home / 736,909.70-1,105,364.55-263,632.10

Finding the Fourth Proportional to 736,909.70, 1,105,364.55 and 263,632.10

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Solution

The fourth proportional to 736,909.70, 1,105,364.55 and 263,632.10 is: 395,448.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    736,909.70 : 1,105,364.55 = 263,632.10 : x
  2. Step 2: Convert to fraction form
    736,909.70/1,105,364.55 = 263,632.10/x
  3. Step 3: Cross multiply
    736,909.70x = 1,105,364.55 × 263,632.10
  4. Step 4: Simplify right side
    736,909.70x = 291,409,577,582.06
  5. Step 5: Solve for x
    x = 291,409,577,582.06/736,909.70
  6. Step 6: Final answer
    x = 395,448.15

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Double scale
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Similar ratio
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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.