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Finding the Fourth Proportional to 615,186.10, 922,779.15 and 604,818.10

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Solution

The fourth proportional to 615,186.10, 922,779.15 and 604,818.10 is: 907,227.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    615,186.10 : 922,779.15 = 604,818.10 : x
  2. Step 2: Convert to fraction form
    615,186.10/922,779.15 = 604,818.10/x
  3. Step 3: Cross multiply
    615,186.10x = 922,779.15 × 604,818.10
  4. Step 4: Simplify right side
    615,186.10x = 558,113,532,222.62
  5. Step 5: Solve for x
    x = 558,113,532,222.62/615,186.10
  6. Step 6: Final answer
    x = 907,227.15

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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.