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Finding the Fourth Proportional to 542,240.04, 748,270.88 and 300,526.74

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Solution

The fourth proportional to 542,240.04, 748,270.88 and 300,526.74 is: 414,715.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    542,240.04 : 748,270.88 = 300,526.74 : x
  2. Step 2: Convert to fraction form
    542,240.04/748,270.88 = 300,526.74/x
  3. Step 3: Cross multiply
    542,240.04x = 748,270.88 × 300,526.74
  4. Step 4: Simplify right side
    542,240.04x = 224,875,408,203.33
  5. Step 5: Solve for x
    x = 224,875,408,203.33/542,240.04
  6. Step 6: Final answer
    x = 414,715.61

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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.