Home / 307,458.04-424,254.36-171,460.12

Finding the Fourth Proportional to 307,458.04, 424,254.36 and 171,460.12

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Solution

The fourth proportional to 307,458.04, 424,254.36 and 171,460.12 is: 236,593.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    307,458.04 : 424,254.36 = 171,460.12 : x
  2. Step 2: Convert to fraction form
    307,458.04/424,254.36 = 171,460.12/x
  3. Step 3: Cross multiply
    307,458.04x = 424,254.36 × 171,460.12
  4. Step 4: Simplify right side
    307,458.04x = 72,742,703,476.12
  5. Step 5: Solve for x
    x = 72,742,703,476.12/307,458.04
  6. Step 6: Final answer
    x = 236,593.92

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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.