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Finding the Fourth Proportional to 599,574.16, 827,020.56 and 384,373.36

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Solution

The fourth proportional to 599,574.16, 827,020.56 and 384,373.36 is: 530,184.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    599,574.16 : 827,020.56 = 384,373.36 : x
  2. Step 2: Convert to fraction form
    599,574.16/827,020.56 = 384,373.36/x
  3. Step 3: Cross multiply
    599,574.16x = 827,020.56 × 384,373.36
  4. Step 4: Simplify right side
    599,574.16x = 317,884,671,436.28
  5. Step 5: Solve for x
    x = 317,884,671,436.28/599,574.16
  6. Step 6: Final answer
    x = 530,184.08

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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.