Home / 346,288.60-519,530.10-168,801.40

Finding the Fourth Proportional to 346,288.60, 519,530.10 and 168,801.40

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Solution

The fourth proportional to 346,288.60, 519,530.10 and 168,801.40 is: 253,249.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    346,288.60 : 519,530.10 = 168,801.40 : x
  2. Step 2: Convert to fraction form
    346,288.60/519,530.10 = 168,801.40/x
  3. Step 3: Cross multiply
    346,288.60x = 519,530.10 × 168,801.40
  4. Step 4: Simplify right side
    346,288.60x = 87,697,408,222.14
  5. Step 5: Solve for x
    x = 87,697,408,222.14/346,288.60
  6. Step 6: Final answer
    x = 253,249.48

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1.5x scale

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.