Home / 614,435.04-847,573.07-384,593.30

Finding the Fourth Proportional to 614,435.04, 847,573.07 and 384,593.30

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Solution

The fourth proportional to 614,435.04, 847,573.07 and 384,593.30 is: 530,521.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    614,435.04 : 847,573.07 = 384,593.30 : x
  2. Step 2: Convert to fraction form
    614,435.04/847,573.07 = 384,593.30/x
  3. Step 3: Cross multiply
    614,435.04x = 847,573.07 × 384,593.30
  4. Step 4: Simplify right side
    614,435.04x = 325,970,917,821.60
  5. Step 5: Solve for x
    x = 325,970,917,821.60/614,435.04
  6. Step 6: Final answer
    x = 530,521.37

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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.