Home / 651,852.30-977,778.45-615,110.70

Finding the Fourth Proportional to 651,852.30, 977,778.45 and 615,110.70

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Solution

The fourth proportional to 651,852.30, 977,778.45 and 615,110.70 is: 922,666.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    651,852.30 : 977,778.45 = 615,110.70 : x
  2. Step 2: Convert to fraction form
    651,852.30/977,778.45 = 615,110.70/x
  3. Step 3: Cross multiply
    651,852.30x = 977,778.45 × 615,110.70
  4. Step 4: Simplify right side
    651,852.30x = 601,441,986,824.42
  5. Step 5: Solve for x
    x = 601,441,986,824.42/651,852.30
  6. Step 6: Final answer
    x = 922,666.05

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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.