Home / 403,328.43-556,531.56-233,529.75

Finding the Fourth Proportional to 403,328.43, 556,531.56 and 233,529.75

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Solution

The fourth proportional to 403,328.43, 556,531.56 and 233,529.75 is: 322,235.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    403,328.43 : 556,531.56 = 233,529.75 : x
  2. Step 2: Convert to fraction form
    403,328.43/556,531.56 = 233,529.75/x
  3. Step 3: Cross multiply
    403,328.43x = 556,531.56 × 233,529.75
  4. Step 4: Simplify right side
    403,328.43x = 129,966,676,073.91
  5. Step 5: Solve for x
    x = 129,966,676,073.91/403,328.43
  6. Step 6: Final answer
    x = 322,235.35

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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.