Home / 822,530.70-1,135,084.59-459,950.40

Finding the Fourth Proportional to 822,530.70, 1,135,084.59 and 459,950.40

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Solution

The fourth proportional to 822,530.70, 1,135,084.59 and 459,950.40 is: 634,727.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    822,530.70 : 1,135,084.59 = 459,950.40 : x
  2. Step 2: Convert to fraction form
    822,530.70/1,135,084.59 = 459,950.40/x
  3. Step 3: Cross multiply
    822,530.70x = 1,135,084.59 × 459,950.40
  4. Step 4: Simplify right side
    822,530.70x = 522,082,611,204.34
  5. Step 5: Solve for x
    x = 522,082,611,204.34/822,530.70
  6. Step 6: Final answer
    x = 634,727.20

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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.