Home / 754,774.79-1,041,587.66-415,242.23

Finding the Fourth Proportional to 754,774.79, 1,041,587.66 and 415,242.23

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Solution

The fourth proportional to 754,774.79, 1,041,587.66 and 415,242.23 is: 573,033.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    754,774.79 : 1,041,587.66 = 415,242.23 : x
  2. Step 2: Convert to fraction form
    754,774.79/1,041,587.66 = 415,242.23/x
  3. Step 3: Cross multiply
    754,774.79x = 1,041,587.66 × 415,242.23
  4. Step 4: Simplify right side
    754,774.79x = 432,511,180,602.67
  5. Step 5: Solve for x
    x = 432,511,180,602.67/754,774.79
  6. Step 6: Final answer
    x = 573,033.42

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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.