Home / 534,731.60-802,097.40-455,999.60

Finding the Fourth Proportional to 534,731.60, 802,097.40 and 455,999.60

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Solution

The fourth proportional to 534,731.60, 802,097.40 and 455,999.60 is: 683,999.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    534,731.60 : 802,097.40 = 455,999.60 : x
  2. Step 2: Convert to fraction form
    534,731.60/802,097.40 = 455,999.60/x
  3. Step 3: Cross multiply
    534,731.60x = 802,097.40 × 455,999.60
  4. Step 4: Simplify right side
    534,731.60x = 365,756,093,561.04
  5. Step 5: Solve for x
    x = 365,756,093,561.04/534,731.60
  6. Step 6: Final answer
    x = 683,999.40

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.