Home / 319,444.92-479,111.16-116,999.19

Finding the Fourth Proportional to 319,444.92, 479,111.16 and 116,999.19

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Solution

The fourth proportional to 319,444.92, 479,111.16 and 116,999.19 is: 175,478.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    319,444.92 : 479,111.16 = 116,999.19 : x
  2. Step 2: Convert to fraction form
    319,444.92/479,111.16 = 116,999.19/x
  3. Step 3: Cross multiply
    319,444.92x = 479,111.16 × 116,999.19
  4. Step 4: Simplify right side
    319,444.92x = 56,055,617,639.96
  5. Step 5: Solve for x
    x = 56,055,617,639.96/319,444.92
  6. Step 6: Final answer
    x = 175,478.19

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.