Home / 532,029.04-734,202.16-290,316.60

Finding the Fourth Proportional to 532,029.04, 734,202.16 and 290,316.60

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Solution

The fourth proportional to 532,029.04, 734,202.16 and 290,316.60 is: 400,638.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    532,029.04 : 734,202.16 = 290,316.60 : x
  2. Step 2: Convert to fraction form
    532,029.04/734,202.16 = 290,316.60/x
  3. Step 3: Cross multiply
    532,029.04x = 734,202.16 × 290,316.60
  4. Step 4: Simplify right side
    532,029.04x = 213,151,074,803.86
  5. Step 5: Solve for x
    x = 213,151,074,803.86/532,029.04
  6. Step 6: Final answer
    x = 400,638.05

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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.