Home / 607,949.16-911,939.40-288,026.16

Finding the Fourth Proportional to 607,949.16, 911,939.40 and 288,026.16

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Solution

The fourth proportional to 607,949.16, 911,939.40 and 288,026.16 is: 432,046.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    607,949.16 : 911,939.40 = 288,026.16 : x
  2. Step 2: Convert to fraction form
    607,949.16/911,939.40 = 288,026.16/x
  3. Step 3: Cross multiply
    607,949.16x = 911,939.40 × 288,026.16
  4. Step 4: Simplify right side
    607,949.16x = 262,662,403,534.70
  5. Step 5: Solve for x
    x = 262,662,403,534.70/607,949.16
  6. Step 6: Final answer
    x = 432,046.66

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.