Home / 966,680.67-1,334,018.64-537,000.78

Finding the Fourth Proportional to 966,680.67, 1,334,018.64 and 537,000.78

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Solution

The fourth proportional to 966,680.67, 1,334,018.64 and 537,000.78 is: 741,060.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    966,680.67 : 1,334,018.64 = 537,000.78 : x
  2. Step 2: Convert to fraction form
    966,680.67/1,334,018.64 = 537,000.78/x
  3. Step 3: Cross multiply
    966,680.67x = 1,334,018.64 × 537,000.78
  4. Step 4: Simplify right side
    966,680.67x = 716,369,050,214.54
  5. Step 5: Solve for x
    x = 716,369,050,214.54/966,680.67
  6. Step 6: Final answer
    x = 741,060.70

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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.