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Finding the Fourth Proportional to 575,038.53, 793,558.67 and 316,924.83

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Solution

The fourth proportional to 575,038.53, 793,558.67 and 316,924.83 is: 437,359.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    575,038.53 : 793,558.67 = 316,924.83 : x
  2. Step 2: Convert to fraction form
    575,038.53/793,558.67 = 316,924.83/x
  3. Step 3: Cross multiply
    575,038.53x = 793,558.67 × 316,924.83
  4. Step 4: Simplify right side
    575,038.53x = 251,498,445,000.15
  5. Step 5: Solve for x
    x = 251,498,445,000.15/575,038.53
  6. Step 6: Final answer
    x = 437,359.29

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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.