Home / 374,234.22-516,443.40-202,152.18

Finding the Fourth Proportional to 374,234.22, 516,443.40 and 202,152.18

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Solution

The fourth proportional to 374,234.22, 516,443.40 and 202,152.18 is: 278,970.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    374,234.22 : 516,443.40 = 202,152.18 : x
  2. Step 2: Convert to fraction form
    374,234.22/516,443.40 = 202,152.18/x
  3. Step 3: Cross multiply
    374,234.22x = 516,443.40 × 202,152.18
  4. Step 4: Simplify right side
    374,234.22x = 104,400,159,156.61
  5. Step 5: Solve for x
    x = 104,400,159,156.61/374,234.22
  6. Step 6: Final answer
    x = 278,970.10

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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.