Home / 822,716.01-1,135,341.58-460,139.60

Finding the Fourth Proportional to 822,716.01, 1,135,341.58 and 460,139.60

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Solution

The fourth proportional to 822,716.01, 1,135,341.58 and 460,139.60 is: 634,989.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    822,716.01 : 1,135,341.58 = 460,139.60 : x
  2. Step 2: Convert to fraction form
    822,716.01/1,135,341.58 = 460,139.60/x
  3. Step 3: Cross multiply
    822,716.01x = 1,135,341.58 × 460,139.60
  4. Step 4: Simplify right side
    822,716.01x = 522,415,620,484.57
  5. Step 5: Solve for x
    x = 522,415,620,484.57/822,716.01
  6. Step 6: Final answer
    x = 634,989.00

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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.