Home / 849,136.23-1,171,808.01-467,154.81

Finding the Fourth Proportional to 849,136.23, 1,171,808.01 and 467,154.81

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Solution

The fourth proportional to 849,136.23, 1,171,808.01 and 467,154.81 is: 644,673.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    849,136.23 : 1,171,808.01 = 467,154.81 : x
  2. Step 2: Convert to fraction form
    849,136.23/1,171,808.01 = 467,154.81/x
  3. Step 3: Cross multiply
    849,136.23x = 1,171,808.01 × 467,154.81
  4. Step 4: Simplify right side
    849,136.23x = 547,415,748,268.03
  5. Step 5: Solve for x
    x = 547,415,748,268.03/849,136.23
  6. Step 6: Final answer
    x = 644,673.64

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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.