Home / 859,584.15-1,186,156.68-497,031.49

Finding the Fourth Proportional to 859,584.15, 1,186,156.68 and 497,031.49

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Solution

The fourth proportional to 859,584.15, 1,186,156.68 and 497,031.49 is: 685,863.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    859,584.15 : 1,186,156.68 = 497,031.49 : x
  2. Step 2: Convert to fraction form
    859,584.15/1,186,156.68 = 497,031.49/x
  3. Step 3: Cross multiply
    859,584.15x = 1,186,156.68 × 497,031.49
  4. Step 4: Simplify right side
    859,584.15x = 589,557,221,652.68
  5. Step 5: Solve for x
    x = 589,557,221,652.68/859,584.15
  6. Step 6: Final answer
    x = 685,863.30

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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.