Home / 914,624.40-1,369,312.20-560,330.40

Finding the Fourth Proportional to 914,624.40, 1,369,312.20 and 560,330.40

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Solution

The fourth proportional to 914,624.40, 1,369,312.20 and 560,330.40 is: 838,887.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    914,624.40 : 1,369,312.20 = 560,330.40 : x
  2. Step 2: Convert to fraction form
    914,624.40/1,369,312.20 = 560,330.40/x
  3. Step 3: Cross multiply
    914,624.40x = 1,369,312.20 × 560,330.40
  4. Step 4: Simplify right side
    914,624.40x = 767,267,252,750.88
  5. Step 5: Solve for x
    x = 767,267,252,750.88/914,624.40
  6. Step 6: Final answer
    x = 838,887.80

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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.