Home / 653,000.23-979,565.95-242,779.17

Finding the Fourth Proportional to 653,000.23, 979,565.95 and 242,779.17

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Solution

The fourth proportional to 653,000.23, 979,565.95 and 242,779.17 is: 364,193.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    653,000.23 : 979,565.95 = 242,779.17 : x
  2. Step 2: Convert to fraction form
    653,000.23/979,565.95 = 242,779.17/x
  3. Step 3: Cross multiply
    653,000.23x = 979,565.95 × 242,779.17
  4. Step 4: Simplify right side
    653,000.23x = 237,818,208,301.26
  5. Step 5: Solve for x
    x = 237,818,208,301.26/653,000.23
  6. Step 6: Final answer
    x = 364,193.15

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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.