Home / 941,154.72-1,411,995.60-380,582.88

Finding the Fourth Proportional to 941,154.72, 1,411,995.60 and 380,582.88

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Solution

The fourth proportional to 941,154.72, 1,411,995.60 and 380,582.88 is: 570,980.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    941,154.72 : 1,411,995.60 = 380,582.88 : x
  2. Step 2: Convert to fraction form
    941,154.72/1,411,995.60 = 380,582.88/x
  3. Step 3: Cross multiply
    941,154.72x = 1,411,995.60 × 380,582.88
  4. Step 4: Simplify right side
    941,154.72x = 537,381,351,995.33
  5. Step 5: Solve for x
    x = 537,381,351,995.33/941,154.72
  6. Step 6: Final answer
    x = 570,980.88

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.