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Finding the Fourth Proportional to 536,657.18, 740,604.67 and 294,948.32

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Solution

The fourth proportional to 536,657.18, 740,604.67 and 294,948.32 is: 407,038.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    536,657.18 : 740,604.67 = 294,948.32 : x
  2. Step 2: Convert to fraction form
    536,657.18/740,604.67 = 294,948.32/x
  3. Step 3: Cross multiply
    536,657.18x = 740,604.67 × 294,948.32
  4. Step 4: Simplify right side
    536,657.18x = 218,440,101,537.53
  5. Step 5: Solve for x
    x = 218,440,101,537.53/536,657.18
  6. Step 6: Final answer
    x = 407,038.44

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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.