Home / 893,977.50-1,233,688.95-491,569.50

Finding the Fourth Proportional to 893,977.50, 1,233,688.95 and 491,569.50

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Solution

The fourth proportional to 893,977.50, 1,233,688.95 and 491,569.50 is: 678,365.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    893,977.50 : 1,233,688.95 = 491,569.50 : x
  2. Step 2: Convert to fraction form
    893,977.50/1,233,688.95 = 491,569.50/x
  3. Step 3: Cross multiply
    893,977.50x = 1,233,688.95 × 491,569.50
  4. Step 4: Simplify right side
    893,977.50x = 606,443,860,307.03
  5. Step 5: Solve for x
    x = 606,443,860,307.03/893,977.50
  6. Step 6: Final answer
    x = 678,365.91

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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.