Home / 843,307.60-1,264,961.40-559,872.40

Finding the Fourth Proportional to 843,307.60, 1,264,961.40 and 559,872.40

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Solution

The fourth proportional to 843,307.60, 1,264,961.40 and 559,872.40 is: 839,808.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    843,307.60 : 1,264,961.40 = 559,872.40 : x
  2. Step 2: Convert to fraction form
    843,307.60/1,264,961.40 = 559,872.40/x
  3. Step 3: Cross multiply
    843,307.60x = 1,264,961.40 × 559,872.40
  4. Step 4: Simplify right side
    843,307.60x = 708,216,974,925.36
  5. Step 5: Solve for x
    x = 708,216,974,925.36/843,307.60
  6. Step 6: Final answer
    x = 839,808.60

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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.