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Finding the Fourth Proportional to 575,407.94, 794,156.49 and 346,196.90

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Solution

The fourth proportional to 575,407.94, 794,156.49 and 346,196.90 is: 477,808.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    575,407.94 : 794,156.49 = 346,196.90 : x
  2. Step 2: Convert to fraction form
    575,407.94/794,156.49 = 346,196.90/x
  3. Step 3: Cross multiply
    575,407.94x = 794,156.49 × 346,196.90
  4. Step 4: Simplify right side
    575,407.94x = 274,934,514,952.88
  5. Step 5: Solve for x
    x = 274,934,514,952.88/575,407.94
  6. Step 6: Final answer
    x = 477,808.00

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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.