Home / 343,518.57-474,038.96-190,562.85

Finding the Fourth Proportional to 343,518.57, 474,038.96 and 190,562.85

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Solution

The fourth proportional to 343,518.57, 474,038.96 and 190,562.85 is: 262,967.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    343,518.57 : 474,038.96 = 190,562.85 : x
  2. Step 2: Convert to fraction form
    343,518.57/474,038.96 = 190,562.85/x
  3. Step 3: Cross multiply
    343,518.57x = 474,038.96 × 190,562.85
  4. Step 4: Simplify right side
    343,518.57x = 90,334,214,275.82
  5. Step 5: Solve for x
    x = 90,334,214,275.82/343,518.57
  6. Step 6: Final answer
    x = 262,967.48

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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.