Home / 316,787.15-437,187.17-180,848.63

Finding the Fourth Proportional to 316,787.15, 437,187.17 and 180,848.63

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Solution

The fourth proportional to 316,787.15, 437,187.17 and 180,848.63 is: 249,583.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    316,787.15 : 437,187.17 = 180,848.63 : x
  2. Step 2: Convert to fraction form
    316,787.15/437,187.17 = 180,848.63/x
  3. Step 3: Cross multiply
    316,787.15x = 437,187.17 × 180,848.63
  4. Step 4: Simplify right side
    316,787.15x = 79,064,699,843.83
  5. Step 5: Solve for x
    x = 79,064,699,843.83/316,787.15
  6. Step 6: Final answer
    x = 249,583.04

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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.