Home / 584,006.60-805,873.04-354,689.36

Finding the Fourth Proportional to 584,006.60, 805,873.04 and 354,689.36

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Solution

The fourth proportional to 584,006.60, 805,873.04 and 354,689.36 is: 489,437.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    584,006.60 : 805,873.04 = 354,689.36 : x
  2. Step 2: Convert to fraction form
    584,006.60/805,873.04 = 354,689.36/x
  3. Step 3: Cross multiply
    584,006.60x = 805,873.04 × 354,689.36
  4. Step 4: Simplify right side
    584,006.60x = 285,834,592,798.85
  5. Step 5: Solve for x
    x = 285,834,592,798.85/584,006.60
  6. Step 6: Final answer
    x = 489,437.26

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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.