Home / 977,262.16-1,348,598.28-547,560.40

Finding the Fourth Proportional to 977,262.16, 1,348,598.28 and 547,560.40

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Solution

The fourth proportional to 977,262.16, 1,348,598.28 and 547,560.40 is: 755,620.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    977,262.16 : 1,348,598.28 = 547,560.40 : x
  2. Step 2: Convert to fraction form
    977,262.16/1,348,598.28 = 547,560.40/x
  3. Step 3: Cross multiply
    977,262.16x = 1,348,598.28 × 547,560.40
  4. Step 4: Simplify right side
    977,262.16x = 738,439,013,636.11
  5. Step 5: Solve for x
    x = 738,439,013,636.11/977,262.16
  6. Step 6: Final answer
    x = 755,620.18

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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.