Home / 953,977.36-1,430,966.86-354,860.84

Finding the Fourth Proportional to 953,977.36, 1,430,966.86 and 354,860.84

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Solution

The fourth proportional to 953,977.36, 1,430,966.86 and 354,860.84 is: 532,291.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    953,977.36 : 1,430,966.86 = 354,860.84 : x
  2. Step 2: Convert to fraction form
    953,977.36/1,430,966.86 = 354,860.84/x
  3. Step 3: Cross multiply
    953,977.36x = 1,430,966.86 × 354,860.84
  4. Step 4: Simplify right side
    953,977.36x = 507,794,101,951.76
  5. Step 5: Solve for x
    x = 507,794,101,951.76/953,977.36
  6. Step 6: Final answer
    x = 532,291.57

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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.