Home / 713,881.70-1,068,748.95-693,145.70

Finding the Fourth Proportional to 713,881.70, 1,068,748.95 and 693,145.70

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Solution

The fourth proportional to 713,881.70, 1,068,748.95 and 693,145.70 is: 1,037,705.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    713,881.70 : 1,068,748.95 = 693,145.70 : x
  2. Step 2: Convert to fraction form
    713,881.70/1,068,748.95 = 693,145.70/x
  3. Step 3: Cross multiply
    713,881.70x = 1,068,748.95 × 693,145.70
  4. Step 4: Simplify right side
    713,881.70x = 740,798,739,072.02
  5. Step 5: Solve for x
    x = 740,798,739,072.02/713,881.70
  6. Step 6: Final answer
    x = 1,037,705.18

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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.