Home / 495,459.18-683,729.91-269,106.30

Finding the Fourth Proportional to 495,459.18, 683,729.91 and 269,106.30

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Solution

The fourth proportional to 495,459.18, 683,729.91 and 269,106.30 is: 371,364.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    495,459.18 : 683,729.91 = 269,106.30 : x
  2. Step 2: Convert to fraction form
    495,459.18/683,729.91 = 269,106.30/x
  3. Step 3: Cross multiply
    495,459.18x = 683,729.91 × 269,106.30
  4. Step 4: Simplify right side
    495,459.18x = 183,996,026,279.43
  5. Step 5: Solve for x
    x = 183,996,026,279.43/495,459.18
  6. Step 6: Final answer
    x = 371,364.65

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1.5x scale

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.