Home / 626,340.83-939,503.04-153,030.29

Finding the Fourth Proportional to 626,340.83, 939,503.04 and 153,030.29

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Solution

The fourth proportional to 626,340.83, 939,503.04 and 153,030.29 is: 229,543.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    626,340.83 : 939,503.04 = 153,030.29 : x
  2. Step 2: Convert to fraction form
    626,340.83/939,503.04 = 153,030.29/x
  3. Step 3: Cross multiply
    626,340.83x = 939,503.04 × 153,030.29
  4. Step 4: Simplify right side
    626,340.83x = 143,772,422,667.08
  5. Step 5: Solve for x
    x = 143,772,422,667.08/626,340.83
  6. Step 6: Final answer
    x = 229,543.43

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.