Home / 343,459.16-474,002.86-190,546.63

Finding the Fourth Proportional to 343,459.16, 474,002.86 and 190,546.63

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Solution

The fourth proportional to 343,459.16, 474,002.86 and 190,546.63 is: 262,970.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    343,459.16 : 474,002.86 = 190,546.63 : x
  2. Step 2: Convert to fraction form
    343,459.16/474,002.86 = 190,546.63/x
  3. Step 3: Cross multiply
    343,459.16x = 474,002.86 × 190,546.63
  4. Step 4: Simplify right side
    343,459.16x = 90,319,646,815.18
  5. Step 5: Solve for x
    x = 90,319,646,815.18/343,459.16
  6. Step 6: Final answer
    x = 262,970.56

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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.