Home / 859,106.76-1,185,424.74-496,564.14

Finding the Fourth Proportional to 859,106.76, 1,185,424.74 and 496,564.14

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Solution

The fourth proportional to 859,106.76, 1,185,424.74 and 496,564.14 is: 685,176.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    859,106.76 : 1,185,424.74 = 496,564.14 : x
  2. Step 2: Convert to fraction form
    859,106.76/1,185,424.74 = 496,564.14/x
  3. Step 3: Cross multiply
    859,106.76x = 1,185,424.74 × 496,564.14
  4. Step 4: Simplify right side
    859,106.76x = 588,639,416,552.82
  5. Step 5: Solve for x
    x = 588,639,416,552.82/859,106.76
  6. Step 6: Final answer
    x = 685,176.10

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Double scale
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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.