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Finding the Fourth Proportional to 679,070.82, 937,114.61 and 373,166.22

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Solution

The fourth proportional to 679,070.82, 937,114.61 and 373,166.22 is: 514,967.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    679,070.82 : 937,114.61 = 373,166.22 : x
  2. Step 2: Convert to fraction form
    679,070.82/937,114.61 = 373,166.22/x
  3. Step 3: Cross multiply
    679,070.82x = 937,114.61 × 373,166.22
  4. Step 4: Simplify right side
    679,070.82x = 349,699,514,854.64
  5. Step 5: Solve for x
    x = 349,699,514,854.64/679,070.82
  6. Step 6: Final answer
    x = 514,967.67

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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.