Home / 833,768.48-1,250,346.39-286,505.70

Finding the Fourth Proportional to 833,768.48, 1,250,346.39 and 286,505.70

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Solution

The fourth proportional to 833,768.48, 1,250,346.39 and 286,505.70 is: 429,653.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    833,768.48 : 1,250,346.39 = 286,505.70 : x
  2. Step 2: Convert to fraction form
    833,768.48/1,250,346.39 = 286,505.70/x
  3. Step 3: Cross multiply
    833,768.48x = 1,250,346.39 × 286,505.70
  4. Step 4: Simplify right side
    833,768.48x = 358,231,361,946.23
  5. Step 5: Solve for x
    x = 358,231,361,946.23/833,768.48
  6. Step 6: Final answer
    x = 429,653.28

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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.