Home / 343,499.08-474,036.32-190,532.28

Finding the Fourth Proportional to 343,499.08, 474,036.32 and 190,532.28

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Solution

The fourth proportional to 343,499.08, 474,036.32 and 190,532.28 is: 262,938.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    343,499.08 : 474,036.32 = 190,532.28 : x
  2. Step 2: Convert to fraction form
    343,499.08/474,036.32 = 190,532.28/x
  3. Step 3: Cross multiply
    343,499.08x = 474,036.32 × 190,532.28
  4. Step 4: Simplify right side
    343,499.08x = 90,319,220,852.41
  5. Step 5: Solve for x
    x = 90,319,220,852.41/343,499.08
  6. Step 6: Final answer
    x = 262,938.76

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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.