Home / 975,435.95-1,346,060.24-539,812.56

Finding the Fourth Proportional to 975,435.95, 1,346,060.24 and 539,812.56

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Solution

The fourth proportional to 975,435.95, 1,346,060.24 and 539,812.56 is: 744,918.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    975,435.95 : 1,346,060.24 = 539,812.56 : x
  2. Step 2: Convert to fraction form
    975,435.95/1,346,060.24 = 539,812.56/x
  3. Step 3: Cross multiply
    975,435.95x = 1,346,060.24 × 539,812.56
  4. Step 4: Simplify right side
    975,435.95x = 726,620,224,068.62
  5. Step 5: Solve for x
    x = 726,620,224,068.62/975,435.95
  6. Step 6: Final answer
    x = 744,918.44

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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.