Home / 760,574.20-1,049,604.84-416,404.40

Finding the Fourth Proportional to 760,574.20, 1,049,604.84 and 416,404.40

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Solution

The fourth proportional to 760,574.20, 1,049,604.84 and 416,404.40 is: 574,644.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    760,574.20 : 1,049,604.84 = 416,404.40 : x
  2. Step 2: Convert to fraction form
    760,574.20/1,049,604.84 = 416,404.40/x
  3. Step 3: Cross multiply
    760,574.20x = 1,049,604.84 × 416,404.40
  4. Step 4: Simplify right side
    760,574.20x = 437,060,073,637.30
  5. Step 5: Solve for x
    x = 437,060,073,637.30/760,574.20
  6. Step 6: Final answer
    x = 574,644.88

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Double scale
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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.