Home / 854,326.08-1,178,955.36-609,761.16

Finding the Fourth Proportional to 854,326.08, 1,178,955.36 and 609,761.16

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Solution

The fourth proportional to 854,326.08, 1,178,955.36 and 609,761.16 is: 841,459.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    854,326.08 : 1,178,955.36 = 609,761.16 : x
  2. Step 2: Convert to fraction form
    854,326.08/1,178,955.36 = 609,761.16/x
  3. Step 3: Cross multiply
    854,326.08x = 1,178,955.36 × 609,761.16
  4. Step 4: Simplify right side
    854,326.08x = 718,881,187,901.82
  5. Step 5: Solve for x
    x = 718,881,187,901.82/854,326.08
  6. Step 6: Final answer
    x = 841,459.96

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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.