Home / 615,096.20-922,644.30-608,875.40

Finding the Fourth Proportional to 615,096.20, 922,644.30 and 608,875.40

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Solution

The fourth proportional to 615,096.20, 922,644.30 and 608,875.40 is: 913,313.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    615,096.20 : 922,644.30 = 608,875.40 : x
  2. Step 2: Convert to fraction form
    615,096.20/922,644.30 = 608,875.40/x
  3. Step 3: Cross multiply
    615,096.20x = 922,644.30 × 608,875.40
  4. Step 4: Simplify right side
    615,096.20x = 561,775,417,220.22
  5. Step 5: Solve for x
    x = 561,775,417,220.22/615,096.20
  6. Step 6: Final answer
    x = 913,313.10

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Similar ratio
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1.5x scale

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.