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Finding the Fourth Proportional to 594,351.60, 890,317.80 and 369,020.40

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Solution

The fourth proportional to 594,351.60, 890,317.80 and 369,020.40 is: 552,779.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    594,351.60 : 890,317.80 = 369,020.40 : x
  2. Step 2: Convert to fraction form
    594,351.60/890,317.80 = 369,020.40/x
  3. Step 3: Cross multiply
    594,351.60x = 890,317.80 × 369,020.40
  4. Step 4: Simplify right side
    594,351.60x = 328,545,430,683.12
  5. Step 5: Solve for x
    x = 328,545,430,683.12/594,351.60
  6. Step 6: Final answer
    x = 552,779.58

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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.