Home / 345,547.35-476,857.71-192,595.40

Finding the Fourth Proportional to 345,547.35, 476,857.71 and 192,595.40

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Solution

The fourth proportional to 345,547.35, 476,857.71 and 192,595.40 is: 265,782.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    345,547.35 : 476,857.71 = 192,595.40 : x
  2. Step 2: Convert to fraction form
    345,547.35/476,857.71 = 192,595.40/x
  3. Step 3: Cross multiply
    345,547.35x = 476,857.71 × 192,595.40
  4. Step 4: Simplify right side
    345,547.35x = 91,840,599,016.25
  5. Step 5: Solve for x
    x = 91,840,599,016.25/345,547.35
  6. Step 6: Final answer
    x = 265,782.96

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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.