Home / 914,790.25-1,262,410.55-557,094.25

Finding the Fourth Proportional to 914,790.25, 1,262,410.55 and 557,094.25

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Solution

The fourth proportional to 914,790.25, 1,262,410.55 and 557,094.25 is: 768,790.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    914,790.25 : 1,262,410.55 = 557,094.25 : x
  2. Step 2: Convert to fraction form
    914,790.25/1,262,410.55 = 557,094.25/x
  3. Step 3: Cross multiply
    914,790.25x = 1,262,410.55 × 557,094.25
  4. Step 4: Simplify right side
    914,790.25x = 703,281,658,544.34
  5. Step 5: Solve for x
    x = 703,281,658,544.34/914,790.25
  6. Step 6: Final answer
    x = 768,790.07

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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.