Home / 651,856.80-976,618.80-551,546.40

Finding the Fourth Proportional to 651,856.80, 976,618.80 and 551,546.40

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Solution

The fourth proportional to 651,856.80, 976,618.80 and 551,546.40 is: 826,332.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    651,856.80 : 976,618.80 = 551,546.40 : x
  2. Step 2: Convert to fraction form
    651,856.80/976,618.80 = 551,546.40/x
  3. Step 3: Cross multiply
    651,856.80x = 976,618.80 × 551,546.40
  4. Step 4: Simplify right side
    651,856.80x = 538,650,583,312.32
  5. Step 5: Solve for x
    x = 538,650,583,312.32/651,856.80
  6. Step 6: Final answer
    x = 826,332.69

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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.