Home / 360,184.32-497,054.72-209,291.52

Finding the Fourth Proportional to 360,184.32, 497,054.72 and 209,291.52

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Solution

The fourth proportional to 360,184.32, 497,054.72 and 209,291.52 is: 288,822.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    360,184.32 : 497,054.72 = 209,291.52 : x
  2. Step 2: Convert to fraction form
    360,184.32/497,054.72 = 209,291.52/x
  3. Step 3: Cross multiply
    360,184.32x = 497,054.72 × 209,291.52
  4. Step 4: Simplify right side
    360,184.32x = 104,029,337,871.97
  5. Step 5: Solve for x
    x = 104,029,337,871.97/360,184.32
  6. Step 6: Final answer
    x = 288,822.51

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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.