Home / 834,678.97-1,151,883.05-472,095.74

Finding the Fourth Proportional to 834,678.97, 1,151,883.05 and 472,095.74

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Solution

The fourth proportional to 834,678.97, 1,151,883.05 and 472,095.74 is: 651,506.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    834,678.97 : 1,151,883.05 = 472,095.74 : x
  2. Step 2: Convert to fraction form
    834,678.97/1,151,883.05 = 472,095.74/x
  3. Step 3: Cross multiply
    834,678.97x = 1,151,883.05 × 472,095.74
  4. Step 4: Simplify right side
    834,678.97x = 543,799,080,883.21
  5. Step 5: Solve for x
    x = 543,799,080,883.21/834,678.97
  6. Step 6: Final answer
    x = 651,506.87

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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.