Home / 849,410.36-1,172,125.86-505,227.32

Finding the Fourth Proportional to 849,410.36, 1,172,125.86 and 505,227.32

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Solution

The fourth proportional to 849,410.36, 1,172,125.86 and 505,227.32 is: 697,177.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    849,410.36 : 1,172,125.86 = 505,227.32 : x
  2. Step 2: Convert to fraction form
    849,410.36/1,172,125.86 = 505,227.32/x
  3. Step 3: Cross multiply
    849,410.36x = 1,172,125.86 × 505,227.32
  4. Step 4: Simplify right side
    849,410.36x = 592,190,006,950.50
  5. Step 5: Solve for x
    x = 592,190,006,950.50/849,410.36
  6. Step 6: Final answer
    x = 697,177.75

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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.