Home / 774,001.16-1,068,132.08-429,859.29

Finding the Fourth Proportional to 774,001.16, 1,068,132.08 and 429,859.29

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Solution

The fourth proportional to 774,001.16, 1,068,132.08 and 429,859.29 is: 593,211.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    774,001.16 : 1,068,132.08 = 429,859.29 : x
  2. Step 2: Convert to fraction form
    774,001.16/1,068,132.08 = 429,859.29/x
  3. Step 3: Cross multiply
    774,001.16x = 1,068,132.08 × 429,859.29
  4. Step 4: Simplify right side
    774,001.16x = 459,146,497,535.02
  5. Step 5: Solve for x
    x = 459,146,497,535.02/774,001.16
  6. Step 6: Final answer
    x = 593,211.64

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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.