Home / 934,154.40-1,289,373.56-608,280.80

Finding the Fourth Proportional to 934,154.40, 1,289,373.56 and 608,280.80

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Solution

The fourth proportional to 934,154.40, 1,289,373.56 and 608,280.80 is: 839,584.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    934,154.40 : 1,289,373.56 = 608,280.80 : x
  2. Step 2: Convert to fraction form
    934,154.40/1,289,373.56 = 608,280.80/x
  3. Step 3: Cross multiply
    934,154.40x = 1,289,373.56 × 608,280.80
  4. Step 4: Simplify right side
    934,154.40x = 784,301,180,575.65
  5. Step 5: Solve for x
    x = 784,301,180,575.65/934,154.40
  6. Step 6: Final answer
    x = 839,584.10

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1.5x scale

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.