Home / 476,235.16-714,166.56-172,557.18

Finding the Fourth Proportional to 476,235.16, 714,166.56 and 172,557.18

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Solution

The fourth proportional to 476,235.16, 714,166.56 and 172,557.18 is: 258,768.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    476,235.16 : 714,166.56 = 172,557.18 : x
  2. Step 2: Convert to fraction form
    476,235.16/714,166.56 = 172,557.18/x
  3. Step 3: Cross multiply
    476,235.16x = 714,166.56 × 172,557.18
  4. Step 4: Simplify right side
    476,235.16x = 123,234,567,643.90
  5. Step 5: Solve for x
    x = 123,234,567,643.90/476,235.16
  6. Step 6: Final answer
    x = 258,768.31

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1.5x scale

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.