Home / 540,973.04-811,533.40-225,356.12

Finding the Fourth Proportional to 540,973.04, 811,533.40 and 225,356.12

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Solution

The fourth proportional to 540,973.04, 811,533.40 and 225,356.12 is: 338,064.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    540,973.04 : 811,533.40 = 225,356.12 : x
  2. Step 2: Convert to fraction form
    540,973.04/811,533.40 = 225,356.12/x
  3. Step 3: Cross multiply
    540,973.04x = 811,533.40 × 225,356.12
  4. Step 4: Simplify right side
    540,973.04x = 182,884,018,274.41
  5. Step 5: Solve for x
    x = 182,884,018,274.41/540,973.04
  6. Step 6: Final answer
    x = 338,064.94

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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.