Home / 798,718.47-1,197,859.48-286,288.10

Finding the Fourth Proportional to 798,718.47, 1,197,859.48 and 286,288.10

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Solution

The fourth proportional to 798,718.47, 1,197,859.48 and 286,288.10 is: 429,353.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    798,718.47 : 1,197,859.48 = 286,288.10 : x
  2. Step 2: Convert to fraction form
    798,718.47/1,197,859.48 = 286,288.10/x
  3. Step 3: Cross multiply
    798,718.47x = 1,197,859.48 × 286,288.10
  4. Step 4: Simplify right side
    798,718.47x = 342,932,914,596.19
  5. Step 5: Solve for x
    x = 342,932,914,596.19/798,718.47
  6. Step 6: Final answer
    x = 429,353.93

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.