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Finding the Fourth Proportional to 672,316.01, 927,796.11 and 370,510.01

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Solution

The fourth proportional to 672,316.01, 927,796.11 and 370,510.01 is: 511,303.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    672,316.01 : 927,796.11 = 370,510.01 : x
  2. Step 2: Convert to fraction form
    672,316.01/927,796.11 = 370,510.01/x
  3. Step 3: Cross multiply
    672,316.01x = 927,796.11 × 370,510.01
  4. Step 4: Simplify right side
    672,316.01x = 343,757,743,444.90
  5. Step 5: Solve for x
    x = 343,757,743,444.90/672,316.01
  6. Step 6: Final answer
    x = 511,303.82

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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.