Home / 995,203.07-1,490,461.10-657,405.89

Finding the Fourth Proportional to 995,203.07, 1,490,461.10 and 657,405.89

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Solution

The fourth proportional to 995,203.07, 1,490,461.10 and 657,405.89 is: 984,560.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    995,203.07 : 1,490,461.10 = 657,405.89 : x
  2. Step 2: Convert to fraction form
    995,203.07/1,490,461.10 = 657,405.89/x
  3. Step 3: Cross multiply
    995,203.07x = 1,490,461.10 × 657,405.89
  4. Step 4: Simplify right side
    995,203.07x = 979,837,903,271.05
  5. Step 5: Solve for x
    x = 979,837,903,271.05/995,203.07
  6. Step 6: Final answer
    x = 984,560.77

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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.