Home / 854,254.17-1,178,895.33-472,305.51

Finding the Fourth Proportional to 854,254.17, 1,178,895.33 and 472,305.51

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Solution

The fourth proportional to 854,254.17, 1,178,895.33 and 472,305.51 is: 651,795.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    854,254.17 : 1,178,895.33 = 472,305.51 : x
  2. Step 2: Convert to fraction form
    854,254.17/1,178,895.33 = 472,305.51/x
  3. Step 3: Cross multiply
    854,254.17x = 1,178,895.33 × 472,305.51
  4. Step 4: Simplify right side
    854,254.17x = 556,798,760,072.27
  5. Step 5: Solve for x
    x = 556,798,760,072.27/854,254.17
  6. Step 6: Final answer
    x = 651,795.19

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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.