Home / 953,329.08-1,315,274.02-539,809.34

Finding the Fourth Proportional to 953,329.08, 1,315,274.02 and 539,809.34

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Solution

The fourth proportional to 953,329.08, 1,315,274.02 and 539,809.34 is: 744,755.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    953,329.08 : 1,315,274.02 = 539,809.34 : x
  2. Step 2: Convert to fraction form
    953,329.08/1,315,274.02 = 539,809.34/x
  3. Step 3: Cross multiply
    953,329.08x = 1,315,274.02 × 539,809.34
  4. Step 4: Simplify right side
    953,329.08x = 709,997,200,655.35
  5. Step 5: Solve for x
    x = 709,997,200,655.35/953,329.08
  6. Step 6: Final answer
    x = 744,755.63

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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.