Home / 385,423.04-577,935.35-169,193.27

Finding the Fourth Proportional to 385,423.04, 577,935.35 and 169,193.27

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Solution

The fourth proportional to 385,423.04, 577,935.35 and 169,193.27 is: 253,702.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    385,423.04 : 577,935.35 = 169,193.27 : x
  2. Step 2: Convert to fraction form
    385,423.04/577,935.35 = 169,193.27/x
  3. Step 3: Cross multiply
    385,423.04x = 577,935.35 × 169,193.27
  4. Step 4: Simplify right side
    385,423.04x = 97,782,773,582.92
  5. Step 5: Solve for x
    x = 97,782,773,582.92/385,423.04
  6. Step 6: Final answer
    x = 253,702.46

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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.