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Finding the Fourth Proportional to 435,200.93, 652,987.16 and 245,803.49

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Solution

The fourth proportional to 435,200.93, 652,987.16 and 245,803.49 is: 368,810.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    435,200.93 : 652,987.16 = 245,803.49 : x
  2. Step 2: Convert to fraction form
    435,200.93/652,987.16 = 245,803.49/x
  3. Step 3: Cross multiply
    435,200.93x = 652,987.16 × 245,803.49
  4. Step 4: Simplify right side
    435,200.93x = 160,506,521,624.17
  5. Step 5: Solve for x
    x = 160,506,521,624.17/435,200.93
  6. Step 6: Final answer
    x = 368,810.15

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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.