Home / 895,259.39-1,235,420.12-487,352.75

Finding the Fourth Proportional to 895,259.39, 1,235,420.12 and 487,352.75

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Solution

The fourth proportional to 895,259.39, 1,235,420.12 and 487,352.75 is: 672,526.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    895,259.39 : 1,235,420.12 = 487,352.75 : x
  2. Step 2: Convert to fraction form
    895,259.39/1,235,420.12 = 487,352.75/x
  3. Step 3: Cross multiply
    895,259.39x = 1,235,420.12 × 487,352.75
  4. Step 4: Simplify right side
    895,259.39x = 602,085,390,450.57
  5. Step 5: Solve for x
    x = 602,085,390,450.57/895,259.39
  6. Step 6: Final answer
    x = 672,526.19

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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.