Home / 328,681.47-453,601.17-185,389.23

Finding the Fourth Proportional to 328,681.47, 453,601.17 and 185,389.23

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Solution

The fourth proportional to 328,681.47, 453,601.17 and 185,389.23 is: 255,848.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    328,681.47 : 453,601.17 = 185,389.23 : x
  2. Step 2: Convert to fraction form
    328,681.47/453,601.17 = 185,389.23/x
  3. Step 3: Cross multiply
    328,681.47x = 453,601.17 × 185,389.23
  4. Step 4: Simplify right side
    328,681.47x = 84,092,771,633.40
  5. Step 5: Solve for x
    x = 84,092,771,633.40/328,681.47
  6. Step 6: Final answer
    x = 255,848.84

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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.