Home / 745,421.08-1,118,698.08-546,261.52

Finding the Fourth Proportional to 745,421.08, 1,118,698.08 and 546,261.52

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Solution

The fourth proportional to 745,421.08, 1,118,698.08 and 546,261.52 is: 819,807.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    745,421.08 : 1,118,698.08 = 546,261.52 : x
  2. Step 2: Convert to fraction form
    745,421.08/1,118,698.08 = 546,261.52/x
  3. Step 3: Cross multiply
    745,421.08x = 1,118,698.08 × 546,261.52
  4. Step 4: Simplify right side
    745,421.08x = 611,101,713,601.88
  5. Step 5: Solve for x
    x = 611,101,713,601.88/745,421.08
  6. Step 6: Final answer
    x = 819,807.39

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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.