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Finding the Fourth Proportional to 363,804.99, 545,987.70 and 292,901.10

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Solution

The fourth proportional to 363,804.99, 545,987.70 and 292,901.10 is: 439,577.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    363,804.99 : 545,987.70 = 292,901.10 : x
  2. Step 2: Convert to fraction form
    363,804.99/545,987.70 = 292,901.10/x
  3. Step 3: Cross multiply
    363,804.99x = 545,987.70 × 292,901.10
  4. Step 4: Simplify right side
    363,804.99x = 159,920,397,916.47
  5. Step 5: Solve for x
    x = 159,920,397,916.47/363,804.99
  6. Step 6: Final answer
    x = 439,577.25

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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.