Home / 934,639.95-1,289,811.14-526,663.61

Finding the Fourth Proportional to 934,639.95, 1,289,811.14 and 526,663.61

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Solution

The fourth proportional to 934,639.95, 1,289,811.14 and 526,663.61 is: 726,800.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    934,639.95 : 1,289,811.14 = 526,663.61 : x
  2. Step 2: Convert to fraction form
    934,639.95/1,289,811.14 = 526,663.61/x
  3. Step 3: Cross multiply
    934,639.95x = 1,289,811.14 × 526,663.61
  4. Step 4: Simplify right side
    934,639.95x = 679,296,582,128.24
  5. Step 5: Solve for x
    x = 679,296,582,128.24/934,639.95
  6. Step 6: Final answer
    x = 726,800.29

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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.