Home / 676,050.42-933,001.40-385,668.38

Finding the Fourth Proportional to 676,050.42, 933,001.40 and 385,668.38

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Solution

The fourth proportional to 676,050.42, 933,001.40 and 385,668.38 is: 532,251.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    676,050.42 : 933,001.40 = 385,668.38 : x
  2. Step 2: Convert to fraction form
    676,050.42/933,001.40 = 385,668.38/x
  3. Step 3: Cross multiply
    676,050.42x = 933,001.40 × 385,668.38
  4. Step 4: Simplify right side
    676,050.42x = 359,829,131,882.38
  5. Step 5: Solve for x
    x = 359,829,131,882.38/676,050.42
  6. Step 6: Final answer
    x = 532,251.92

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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.