Home / 716,445.49-988,836.06-410,727.10

Finding the Fourth Proportional to 716,445.49, 988,836.06 and 410,727.10

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Solution

The fourth proportional to 716,445.49, 988,836.06 and 410,727.10 is: 566,884.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    716,445.49 : 988,836.06 = 410,727.10 : x
  2. Step 2: Convert to fraction form
    716,445.49/988,836.06 = 410,727.10/x
  3. Step 3: Cross multiply
    716,445.49x = 988,836.06 × 410,727.10
  4. Step 4: Simplify right side
    716,445.49x = 406,141,767,299.23
  5. Step 5: Solve for x
    x = 406,141,767,299.23/716,445.49
  6. Step 6: Final answer
    x = 566,884.39

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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.