Home / 406,255.84-560,624.16-236,486.40

Finding the Fourth Proportional to 406,255.84, 560,624.16 and 236,486.40

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Solution

The fourth proportional to 406,255.84, 560,624.16 and 236,486.40 is: 326,346.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    406,255.84 : 560,624.16 = 236,486.40 : x
  2. Step 2: Convert to fraction form
    406,255.84/560,624.16 = 236,486.40/x
  3. Step 3: Cross multiply
    406,255.84x = 560,624.16 × 236,486.40
  4. Step 4: Simplify right side
    406,255.84x = 132,579,989,351.42
  5. Step 5: Solve for x
    x = 132,579,989,351.42/406,255.84
  6. Step 6: Final answer
    x = 326,346.05

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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.