Home / 698,271.66-963,656.18-525,885.58

Finding the Fourth Proportional to 698,271.66, 963,656.18 and 525,885.58

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Solution

The fourth proportional to 698,271.66, 963,656.18 and 525,885.58 is: 725,753.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    698,271.66 : 963,656.18 = 525,885.58 : x
  2. Step 2: Convert to fraction form
    698,271.66/963,656.18 = 525,885.58/x
  3. Step 3: Cross multiply
    698,271.66x = 963,656.18 × 525,885.58
  4. Step 4: Simplify right side
    698,271.66x = 506,772,889,139.88
  5. Step 5: Solve for x
    x = 506,772,889,139.88/698,271.66
  6. Step 6: Final answer
    x = 725,753.20

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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.