Home / 972,187.28-1,341,587.04-530,644.88

Finding the Fourth Proportional to 972,187.28, 1,341,587.04 and 530,644.88

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Solution

The fourth proportional to 972,187.28, 1,341,587.04 and 530,644.88 is: 732,272.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    972,187.28 : 1,341,587.04 = 530,644.88 : x
  2. Step 2: Convert to fraction form
    972,187.28/1,341,587.04 = 530,644.88/x
  3. Step 3: Cross multiply
    972,187.28x = 1,341,587.04 × 530,644.88
  4. Step 4: Simplify right side
    972,187.28x = 711,906,293,850.36
  5. Step 5: Solve for x
    x = 711,906,293,850.36/972,187.28
  6. Step 6: Final answer
    x = 732,272.79

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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.