Home / 760,199.40-1,049,061.78-437,908.50

Finding the Fourth Proportional to 760,199.40, 1,049,061.78 and 437,908.50

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Solution

The fourth proportional to 760,199.40, 1,049,061.78 and 437,908.50 is: 604,306.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    760,199.40 : 1,049,061.78 = 437,908.50 : x
  2. Step 2: Convert to fraction form
    760,199.40/1,049,061.78 = 437,908.50/x
  3. Step 3: Cross multiply
    760,199.40x = 1,049,061.78 × 437,908.50
  4. Step 4: Simplify right side
    760,199.40x = 459,393,070,487.13
  5. Step 5: Solve for x
    x = 459,393,070,487.13/760,199.40
  6. Step 6: Final answer
    x = 604,306.02

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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.