Home / 328,461.07-453,358.85-185,304.16

Finding the Fourth Proportional to 328,461.07, 453,358.85 and 185,304.16

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Solution

The fourth proportional to 328,461.07, 453,358.85 and 185,304.16 is: 255,766.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    328,461.07 : 453,358.85 = 185,304.16 : x
  2. Step 2: Convert to fraction form
    328,461.07/453,358.85 = 185,304.16/x
  3. Step 3: Cross multiply
    328,461.07x = 453,358.85 × 185,304.16
  4. Step 4: Simplify right side
    328,461.07x = 84,009,280,877.82
  5. Step 5: Solve for x
    x = 84,009,280,877.82/328,461.07
  6. Step 6: Final answer
    x = 255,766.33

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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.