Home / 346,916.52-478,754.15-193,950.45

Finding the Fourth Proportional to 346,916.52, 478,754.15 and 193,950.45

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Solution

The fourth proportional to 346,916.52, 478,754.15 and 193,950.45 is: 267,656.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    346,916.52 : 478,754.15 = 193,950.45 : x
  2. Step 2: Convert to fraction form
    346,916.52/478,754.15 = 193,950.45/x
  3. Step 3: Cross multiply
    346,916.52x = 478,754.15 × 193,950.45
  4. Step 4: Simplify right side
    346,916.52x = 92,854,581,862.12
  5. Step 5: Solve for x
    x = 92,854,581,862.12/346,916.52
  6. Step 6: Final answer
    x = 267,656.85

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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.