Home / 673,921.75-929,253.84-551,030.71

Finding the Fourth Proportional to 673,921.75, 929,253.84 and 551,030.71

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Solution

The fourth proportional to 673,921.75, 929,253.84 and 551,030.71 is: 759,802.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    673,921.75 : 929,253.84 = 551,030.71 : x
  2. Step 2: Convert to fraction form
    673,921.75/929,253.84 = 551,030.71/x
  3. Step 3: Cross multiply
    673,921.75x = 929,253.84 × 551,030.71
  4. Step 4: Simplify right side
    673,921.75x = 512,047,403,225.43
  5. Step 5: Solve for x
    x = 512,047,403,225.43/673,921.75
  6. Step 6: Final answer
    x = 759,802.46

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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.