Home / 461,779.08-637,248.92-257,833.16

Finding the Fourth Proportional to 461,779.08, 637,248.92 and 257,833.16

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Solution

The fourth proportional to 461,779.08, 637,248.92 and 257,833.16 is: 355,806.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    461,779.08 : 637,248.92 = 257,833.16 : x
  2. Step 2: Convert to fraction form
    461,779.08/637,248.92 = 257,833.16/x
  3. Step 3: Cross multiply
    461,779.08x = 637,248.92 × 257,833.16
  4. Step 4: Simplify right side
    461,779.08x = 164,303,902,750.19
  5. Step 5: Solve for x
    x = 164,303,902,750.19/461,779.08
  6. Step 6: Final answer
    x = 355,806.29

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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.