Home / 974,101.72-1,344,320.05-544,416.16

Finding the Fourth Proportional to 974,101.72, 1,344,320.05 and 544,416.16

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Solution

The fourth proportional to 974,101.72, 1,344,320.05 and 544,416.16 is: 751,327.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    974,101.72 : 1,344,320.05 = 544,416.16 : x
  2. Step 2: Convert to fraction form
    974,101.72/1,344,320.05 = 544,416.16/x
  3. Step 3: Cross multiply
    974,101.72x = 1,344,320.05 × 544,416.16
  4. Step 4: Simplify right side
    974,101.72x = 731,869,552,710.41
  5. Step 5: Solve for x
    x = 731,869,552,710.41/974,101.72
  6. Step 6: Final answer
    x = 751,327.65

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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.