Home / 554,430.20-829,895.70-536,934.20

Finding the Fourth Proportional to 554,430.20, 829,895.70 and 536,934.20

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Solution

The fourth proportional to 554,430.20, 829,895.70 and 536,934.20 is: 803,706.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    554,430.20 : 829,895.70 = 536,934.20 : x
  2. Step 2: Convert to fraction form
    554,430.20/829,895.70 = 536,934.20/x
  3. Step 3: Cross multiply
    554,430.20x = 829,895.70 × 536,934.20
  4. Step 4: Simplify right side
    554,430.20x = 445,599,383,762.94
  5. Step 5: Solve for x
    x = 445,599,383,762.94/554,430.20
  6. Step 6: Final answer
    x = 803,706.91

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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.