Home / 316,653.57-437,032.89-180,693.23

Finding the Fourth Proportional to 316,653.57, 437,032.89 and 180,693.23

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Solution

The fourth proportional to 316,653.57, 437,032.89 and 180,693.23 is: 249,385.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    316,653.57 : 437,032.89 = 180,693.23 : x
  2. Step 2: Convert to fraction form
    316,653.57/437,032.89 = 180,693.23/x
  3. Step 3: Cross multiply
    316,653.57x = 437,032.89 × 180,693.23
  4. Step 4: Simplify right side
    316,653.57x = 78,968,882,325.17
  5. Step 5: Solve for x
    x = 78,968,882,325.17/316,653.57
  6. Step 6: Final answer
    x = 249,385.73

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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.