Home / 943,001.10-1,301,520.96-535,140.86

Finding the Fourth Proportional to 943,001.10, 1,301,520.96 and 535,140.86

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Solution

The fourth proportional to 943,001.10, 1,301,520.96 and 535,140.86 is: 738,596.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    943,001.10 : 1,301,520.96 = 535,140.86 : x
  2. Step 2: Convert to fraction form
    943,001.10/1,301,520.96 = 535,140.86/x
  3. Step 3: Cross multiply
    943,001.10x = 1,301,520.96 × 535,140.86
  4. Step 4: Simplify right side
    943,001.10x = 696,497,039,334.82
  5. Step 5: Solve for x
    x = 696,497,039,334.82/943,001.10
  6. Step 6: Final answer
    x = 738,596.21

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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.