Home / 705,030.02-972,581.01-450,113.30

Finding the Fourth Proportional to 705,030.02, 972,581.01 and 450,113.30

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Solution

The fourth proportional to 705,030.02, 972,581.01 and 450,113.30 is: 620,926.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    705,030.02 : 972,581.01 = 450,113.30 : x
  2. Step 2: Convert to fraction form
    705,030.02/972,581.01 = 450,113.30/x
  3. Step 3: Cross multiply
    705,030.02x = 972,581.01 × 450,113.30
  4. Step 4: Simplify right side
    705,030.02x = 437,771,647,928.43
  5. Step 5: Solve for x
    x = 437,771,647,928.43/705,030.02
  6. Step 6: Final answer
    x = 620,926.25

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Double scale
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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.