Home / 767,758.15-1,059,509.91-423,594.06

Finding the Fourth Proportional to 767,758.15, 1,059,509.91 and 423,594.06

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Solution

The fourth proportional to 767,758.15, 1,059,509.91 and 423,594.06 is: 584,561.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    767,758.15 : 1,059,509.91 = 423,594.06 : x
  2. Step 2: Convert to fraction form
    767,758.15/1,059,509.91 = 423,594.06/x
  3. Step 3: Cross multiply
    767,758.15x = 1,059,509.91 × 423,594.06
  4. Step 4: Simplify right side
    767,758.15x = 448,802,104,387.14
  5. Step 5: Solve for x
    x = 448,802,104,387.14/767,758.15
  6. Step 6: Final answer
    x = 584,561.82

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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.