Home / 696,350.40-1,044,525.60-342,056.40

Finding the Fourth Proportional to 696,350.40, 1,044,525.60 and 342,056.40

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Solution

The fourth proportional to 696,350.40, 1,044,525.60 and 342,056.40 is: 513,084.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    696,350.40 : 1,044,525.60 = 342,056.40 : x
  2. Step 2: Convert to fraction form
    696,350.40/1,044,525.60 = 342,056.40/x
  3. Step 3: Cross multiply
    696,350.40x = 1,044,525.60 × 342,056.40
  4. Step 4: Simplify right side
    696,350.40x = 357,286,666,443.84
  5. Step 5: Solve for x
    x = 357,286,666,443.84/696,350.40
  6. Step 6: Final answer
    x = 513,084.60

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Double scale
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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.