Home / 907,248.45-1,361,036.70-456,835.80

Finding the Fourth Proportional to 907,248.45, 1,361,036.70 and 456,835.80

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Solution

The fourth proportional to 907,248.45, 1,361,036.70 and 456,835.80 is: 685,336.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    907,248.45 : 1,361,036.70 = 456,835.80 : x
  2. Step 2: Convert to fraction form
    907,248.45/1,361,036.70 = 456,835.80/x
  3. Step 3: Cross multiply
    907,248.45x = 1,361,036.70 × 456,835.80
  4. Step 4: Simplify right side
    907,248.45x = 621,770,289,673.86
  5. Step 5: Solve for x
    x = 621,770,289,673.86/907,248.45
  6. Step 6: Final answer
    x = 685,336.29

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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.