Home / 423,210.24-633,984.48-245,343.36

Finding the Fourth Proportional to 423,210.24, 633,984.48 and 245,343.36

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Solution

The fourth proportional to 423,210.24, 633,984.48 and 245,343.36 is: 367,533.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    423,210.24 : 633,984.48 = 245,343.36 : x
  2. Step 2: Convert to fraction form
    423,210.24/633,984.48 = 245,343.36/x
  3. Step 3: Cross multiply
    423,210.24x = 633,984.48 × 245,343.36
  4. Step 4: Simplify right side
    423,210.24x = 155,543,882,511.05
  5. Step 5: Solve for x
    x = 155,543,882,511.05/423,210.24
  6. Step 6: Final answer
    x = 367,533.36

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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.