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Finding the Fourth Proportional to 716,598.77, 988,938.81 and 444,754.22

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Solution

The fourth proportional to 716,598.77, 988,938.81 and 444,754.22 is: 613,781.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    716,598.77 : 988,938.81 = 444,754.22 : x
  2. Step 2: Convert to fraction form
    716,598.77/988,938.81 = 444,754.22/x
  3. Step 3: Cross multiply
    716,598.77x = 988,938.81 × 444,754.22
  4. Step 4: Simplify right side
    716,598.77x = 439,834,704,124.58
  5. Step 5: Solve for x
    x = 439,834,704,124.58/716,598.77
  6. Step 6: Final answer
    x = 613,781.00

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Double scale
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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.