Home / 854,141.49-1,178,895.47-710,761.77

Finding the Fourth Proportional to 854,141.49, 1,178,895.47 and 710,761.77

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Solution

The fourth proportional to 854,141.49, 1,178,895.47 and 710,761.77 is: 981,001.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    854,141.49 : 1,178,895.47 = 710,761.77 : x
  2. Step 2: Convert to fraction form
    854,141.49/1,178,895.47 = 710,761.77/x
  3. Step 3: Cross multiply
    854,141.49x = 1,178,895.47 × 710,761.77
  4. Step 4: Simplify right side
    854,141.49x = 837,913,827,348.37
  5. Step 5: Solve for x
    x = 837,913,827,348.37/854,141.49
  6. Step 6: Final answer
    x = 981,001.20

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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.