Home / 676,293.69-933,917.51-434,995.15

Finding the Fourth Proportional to 676,293.69, 933,917.51 and 434,995.15

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Solution

The fourth proportional to 676,293.69, 933,917.51 and 434,995.15 is: 600,699.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    676,293.69 : 933,917.51 = 434,995.15 : x
  2. Step 2: Convert to fraction form
    676,293.69/933,917.51 = 434,995.15/x
  3. Step 3: Cross multiply
    676,293.69x = 933,917.51 × 434,995.15
  4. Step 4: Simplify right side
    676,293.69x = 406,249,587,350.08
  5. Step 5: Solve for x
    x = 406,249,587,350.08/676,293.69
  6. Step 6: Final answer
    x = 600,699.95

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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.