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Finding the Fourth Proportional to 707,051.16, 975,751.14 and 384,782.04

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Solution

The fourth proportional to 707,051.16, 975,751.14 and 384,782.04 is: 531,010.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    707,051.16 : 975,751.14 = 384,782.04 : x
  2. Step 2: Convert to fraction form
    707,051.16/975,751.14 = 384,782.04/x
  3. Step 3: Cross multiply
    707,051.16x = 975,751.14 × 384,782.04
  4. Step 4: Simplify right side
    707,051.16x = 375,451,514,181.53
  5. Step 5: Solve for x
    x = 375,451,514,181.53/707,051.16
  6. Step 6: Final answer
    x = 531,010.39

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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.