Home / 283,437.45-391,128.92-176,005.18

Finding the Fourth Proportional to 283,437.45, 391,128.92 and 176,005.18

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Solution

The fourth proportional to 283,437.45, 391,128.92 and 176,005.18 is: 242,877.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    283,437.45 : 391,128.92 = 176,005.18 : x
  2. Step 2: Convert to fraction form
    283,437.45/391,128.92 = 176,005.18/x
  3. Step 3: Cross multiply
    283,437.45x = 391,128.92 × 176,005.18
  4. Step 4: Simplify right side
    283,437.45x = 68,840,714,036.61
  5. Step 5: Solve for x
    x = 68,840,714,036.61/283,437.45
  6. Step 6: Final answer
    x = 242,877.98

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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.