Home / 346,850.04-478,642.94-193,888.56

Finding the Fourth Proportional to 346,850.04, 478,642.94 and 193,888.56

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Solution

The fourth proportional to 346,850.04, 478,642.94 and 193,888.56 is: 267,560.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    346,850.04 : 478,642.94 = 193,888.56 : x
  2. Step 2: Convert to fraction form
    346,850.04/478,642.94 = 193,888.56/x
  3. Step 3: Cross multiply
    346,850.04x = 478,642.94 × 193,888.56
  4. Step 4: Simplify right side
    346,850.04x = 92,803,390,390.77
  5. Step 5: Solve for x
    x = 92,803,390,390.77/346,850.04
  6. Step 6: Final answer
    x = 267,560.56

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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.