Home / 319,818.15-441,355.93-176,587.25

Finding the Fourth Proportional to 319,818.15, 441,355.93 and 176,587.25

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Solution

The fourth proportional to 319,818.15, 441,355.93 and 176,587.25 is: 243,694.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    319,818.15 : 441,355.93 = 176,587.25 : x
  2. Step 2: Convert to fraction form
    319,818.15/441,355.93 = 176,587.25/x
  3. Step 3: Cross multiply
    319,818.15x = 441,355.93 × 176,587.25
  4. Step 4: Simplify right side
    319,818.15x = 77,937,827,301.64
  5. Step 5: Solve for x
    x = 77,937,827,301.64/319,818.15
  6. Step 6: Final answer
    x = 243,694.20

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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.