Home / 346,681.16-478,371.84-193,700.24

Finding the Fourth Proportional to 346,681.16, 478,371.84 and 193,700.24

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Solution

The fourth proportional to 346,681.16, 478,371.84 and 193,700.24 is: 267,279.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    346,681.16 : 478,371.84 = 193,700.24 : x
  2. Step 2: Convert to fraction form
    346,681.16/478,371.84 = 193,700.24/x
  3. Step 3: Cross multiply
    346,681.16x = 478,371.84 × 193,700.24
  4. Step 4: Simplify right side
    346,681.16x = 92,660,740,217.24
  5. Step 5: Solve for x
    x = 92,660,740,217.24/346,681.16
  6. Step 6: Final answer
    x = 267,279.42

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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.