Home / 863,609.02-1,191,776.96-476,448.50

Finding the Fourth Proportional to 863,609.02, 1,191,776.96 and 476,448.50

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Solution

The fourth proportional to 863,609.02, 1,191,776.96 and 476,448.50 is: 657,497.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    863,609.02 : 1,191,776.96 = 476,448.50 : x
  2. Step 2: Convert to fraction form
    863,609.02/1,191,776.96 = 476,448.50/x
  3. Step 3: Cross multiply
    863,609.02x = 1,191,776.96 × 476,448.50
  4. Step 4: Simplify right side
    863,609.02x = 567,820,349,097.12
  5. Step 5: Solve for x
    x = 567,820,349,097.12/863,609.02
  6. Step 6: Final answer
    x = 657,497.01

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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.