Home / 973,438.08-1,343,330.40-543,724.32

Finding the Fourth Proportional to 973,438.08, 1,343,330.40 and 543,724.32

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Solution

The fourth proportional to 973,438.08, 1,343,330.40 and 543,724.32 is: 750,331.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    973,438.08 : 1,343,330.40 = 543,724.32 : x
  2. Step 2: Convert to fraction form
    973,438.08/1,343,330.40 = 543,724.32/x
  3. Step 3: Cross multiply
    973,438.08x = 1,343,330.40 × 543,724.32
  4. Step 4: Simplify right side
    973,438.08x = 730,401,408,275.33
  5. Step 5: Solve for x
    x = 730,401,408,275.33/973,438.08
  6. Step 6: Final answer
    x = 750,331.66

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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.