Home / 601,272.96-829,569.60-400,103.04

Finding the Fourth Proportional to 601,272.96, 829,569.60 and 400,103.04

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Solution

The fourth proportional to 601,272.96, 829,569.60 and 400,103.04 is: 552,017.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    601,272.96 : 829,569.60 = 400,103.04 : x
  2. Step 2: Convert to fraction form
    601,272.96/829,569.60 = 400,103.04/x
  3. Step 3: Cross multiply
    601,272.96x = 829,569.60 × 400,103.04
  4. Step 4: Simplify right side
    601,272.96x = 331,913,318,851.58
  5. Step 5: Solve for x
    x = 331,913,318,851.58/601,272.96
  6. Step 6: Final answer
    x = 552,017.70

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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.