Home / 866,301.48-1,195,435.34-503,699.61

Finding the Fourth Proportional to 866,301.48, 1,195,435.34 and 503,699.61

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Solution

The fourth proportional to 866,301.48, 1,195,435.34 and 503,699.61 is: 695,070.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    866,301.48 : 1,195,435.34 = 503,699.61 : x
  2. Step 2: Convert to fraction form
    866,301.48/1,195,435.34 = 503,699.61/x
  3. Step 3: Cross multiply
    866,301.48x = 1,195,435.34 × 503,699.61
  4. Step 4: Simplify right side
    866,301.48x = 602,140,314,538.22
  5. Step 5: Solve for x
    x = 602,140,314,538.22/866,301.48
  6. Step 6: Final answer
    x = 695,070.17

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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.