Home / 816,002.84-1,126,061.56-453,417.36

Finding the Fourth Proportional to 816,002.84, 1,126,061.56 and 453,417.36

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Solution

The fourth proportional to 816,002.84, 1,126,061.56 and 453,417.36 is: 625,703.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    816,002.84 : 1,126,061.56 = 453,417.36 : x
  2. Step 2: Convert to fraction form
    816,002.84/1,126,061.56 = 453,417.36/x
  3. Step 3: Cross multiply
    816,002.84x = 1,126,061.56 × 453,417.36
  4. Step 4: Simplify right side
    816,002.84x = 510,575,859,732.68
  5. Step 5: Solve for x
    x = 510,575,859,732.68/816,002.84
  6. Step 6: Final answer
    x = 625,703.53

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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.