Home / 914,794.50-1,262,416.41-557,098.50

Finding the Fourth Proportional to 914,794.50, 1,262,416.41 and 557,098.50

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Solution

The fourth proportional to 914,794.50, 1,262,416.41 and 557,098.50 is: 768,795.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    914,794.50 : 1,262,416.41 = 557,098.50 : x
  2. Step 2: Convert to fraction form
    914,794.50/1,262,416.41 = 557,098.50/x
  3. Step 3: Cross multiply
    914,794.50x = 1,262,416.41 × 557,098.50
  4. Step 4: Simplify right side
    914,794.50x = 703,290,288,386.39
  5. Step 5: Solve for x
    x = 703,290,288,386.39/914,794.50
  6. Step 6: Final answer
    x = 768,795.93

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.