Home / 822,131.23-1,134,521.08-459,597.71

Finding the Fourth Proportional to 822,131.23, 1,134,521.08 and 459,597.71

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Solution

The fourth proportional to 822,131.23, 1,134,521.08 and 459,597.71 is: 634,233.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    822,131.23 : 1,134,521.08 = 459,597.71 : x
  2. Step 2: Convert to fraction form
    822,131.23/1,134,521.08 = 459,597.71/x
  3. Step 3: Cross multiply
    822,131.23x = 1,134,521.08 × 459,597.71
  4. Step 4: Simplify right side
    822,131.23x = 521,423,283,493.13
  5. Step 5: Solve for x
    x = 521,423,283,493.13/822,131.23
  6. Step 6: Final answer
    x = 634,233.64

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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.