Home / 774,587.38-1,069,030.82-435,055.62

Finding the Fourth Proportional to 774,587.38, 1,069,030.82 and 435,055.62

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Solution

The fourth proportional to 774,587.38, 1,069,030.82 and 435,055.62 is: 600,433.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    774,587.38 : 1,069,030.82 = 435,055.62 : x
  2. Step 2: Convert to fraction form
    774,587.38/1,069,030.82 = 435,055.62/x
  3. Step 3: Cross multiply
    774,587.38x = 1,069,030.82 × 435,055.62
  4. Step 4: Simplify right side
    774,587.38x = 465,087,866,194.21
  5. Step 5: Solve for x
    x = 465,087,866,194.21/774,587.38
  6. Step 6: Final answer
    x = 600,433.05

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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.