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Finding the Fourth Proportional to 541,570.16, 747,390.18 and 299,852.72

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Solution

The fourth proportional to 541,570.16, 747,390.18 and 299,852.72 is: 413,809.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    541,570.16 : 747,390.18 = 299,852.72 : x
  2. Step 2: Convert to fraction form
    541,570.16/747,390.18 = 299,852.72/x
  3. Step 3: Cross multiply
    541,570.16x = 747,390.18 × 299,852.72
  4. Step 4: Simplify right side
    541,570.16x = 224,106,978,374.29
  5. Step 5: Solve for x
    x = 224,106,978,374.29/541,570.16
  6. Step 6: Final answer
    x = 413,809.69

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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.