Home / 626,343.26-939,506.69-153,032.72

Finding the Fourth Proportional to 626,343.26, 939,506.69 and 153,032.72

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Solution

The fourth proportional to 626,343.26, 939,506.69 and 153,032.72 is: 229,547.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    626,343.26 : 939,506.69 = 153,032.72 : x
  2. Step 2: Convert to fraction form
    626,343.26/939,506.69 = 153,032.72/x
  3. Step 3: Cross multiply
    626,343.26x = 939,506.69 × 153,032.72
  4. Step 4: Simplify right side
    626,343.26x = 143,775,266,960.25
  5. Step 5: Solve for x
    x = 143,775,266,960.25/626,343.26
  6. Step 6: Final answer
    x = 229,547.08

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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.