Home / 628,320.60-941,444.10-535,008.60

Finding the Fourth Proportional to 628,320.60, 941,444.10 and 535,008.60

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Solution

The fourth proportional to 628,320.60, 941,444.10 and 535,008.60 is: 801,630.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    628,320.60 : 941,444.10 = 535,008.60 : x
  2. Step 2: Convert to fraction form
    628,320.60/941,444.10 = 535,008.60/x
  3. Step 3: Cross multiply
    628,320.60x = 941,444.10 × 535,008.60
  4. Step 4: Simplify right side
    628,320.60x = 503,680,689,919.26
  5. Step 5: Solve for x
    x = 503,680,689,919.26/628,320.60
  6. Step 6: Final answer
    x = 801,630.08

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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.