Home / 924,130.08-1,386,367.92-292,874.40

Finding the Fourth Proportional to 924,130.08, 1,386,367.92 and 292,874.40

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Solution

The fourth proportional to 924,130.08, 1,386,367.92 and 292,874.40 is: 439,366.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    924,130.08 : 1,386,367.92 = 292,874.40 : x
  2. Step 2: Convert to fraction form
    924,130.08/1,386,367.92 = 292,874.40/x
  3. Step 3: Cross multiply
    924,130.08x = 1,386,367.92 × 292,874.40
  4. Step 4: Simplify right side
    924,130.08x = 406,031,672,749.25
  5. Step 5: Solve for x
    x = 406,031,672,749.25/924,130.08
  6. Step 6: Final answer
    x = 439,366.36

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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.