Home / 838,473.32-1,157,197.74-476,014.52

Finding the Fourth Proportional to 838,473.32, 1,157,197.74 and 476,014.52

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Solution

The fourth proportional to 838,473.32, 1,157,197.74 and 476,014.52 is: 656,959.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    838,473.32 : 1,157,197.74 = 476,014.52 : x
  2. Step 2: Convert to fraction form
    838,473.32/1,157,197.74 = 476,014.52/x
  3. Step 3: Cross multiply
    838,473.32x = 1,157,197.74 × 476,014.52
  4. Step 4: Simplify right side
    838,473.32x = 550,842,930,536.71
  5. Step 5: Solve for x
    x = 550,842,930,536.71/838,473.32
  6. Step 6: Final answer
    x = 656,959.40

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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.