Home / 318,410.04-439,399.44-175,166.40

Finding the Fourth Proportional to 318,410.04, 439,399.44 and 175,166.40

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Solution

The fourth proportional to 318,410.04, 439,399.44 and 175,166.40 is: 241,726.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    318,410.04 : 439,399.44 = 175,166.40 : x
  2. Step 2: Convert to fraction form
    318,410.04/439,399.44 = 175,166.40/x
  3. Step 3: Cross multiply
    318,410.04x = 439,399.44 × 175,166.40
  4. Step 4: Simplify right side
    318,410.04x = 76,968,018,066.82
  5. Step 5: Solve for x
    x = 76,968,018,066.82/318,410.04
  6. Step 6: Final answer
    x = 241,726.10

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1.5x scale

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.