Home / 867,674.28-1,197,375.50-480,482.02

Finding the Fourth Proportional to 867,674.28, 1,197,375.50 and 480,482.02

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Solution

The fourth proportional to 867,674.28, 1,197,375.50 and 480,482.02 is: 663,056.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    867,674.28 : 1,197,375.50 = 480,482.02 : x
  2. Step 2: Convert to fraction form
    867,674.28/1,197,375.50 = 480,482.02/x
  3. Step 3: Cross multiply
    867,674.28x = 1,197,375.50 × 480,482.02
  4. Step 4: Simplify right side
    867,674.28x = 575,317,398,938.51
  5. Step 5: Solve for x
    x = 575,317,398,938.51/867,674.28
  6. Step 6: Final answer
    x = 663,056.88

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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.