Home / 903,526.36-1,354,615.45-543,612.90

Finding the Fourth Proportional to 903,526.36, 1,354,615.45 and 543,612.90

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Solution

The fourth proportional to 903,526.36, 1,354,615.45 and 543,612.90 is: 815,013.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    903,526.36 : 1,354,615.45 = 543,612.90 : x
  2. Step 2: Convert to fraction form
    903,526.36/1,354,615.45 = 543,612.90/x
  3. Step 3: Cross multiply
    903,526.36x = 1,354,615.45 × 543,612.90
  4. Step 4: Simplify right side
    903,526.36x = 736,386,433,159.31
  5. Step 5: Solve for x
    x = 736,386,433,159.31/903,526.36
  6. Step 6: Final answer
    x = 815,013.78

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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.