Home / 1,018,929.20-1,528,345.20-344,944.40

Finding the Fourth Proportional to 1,018,929.20, 1,528,345.20 and 344,944.40

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Solution

The fourth proportional to 1,018,929.20, 1,528,345.20 and 344,944.40 is: 517,400.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,018,929.20 : 1,528,345.20 = 344,944.40 : x
  2. Step 2: Convert to fraction form
    1,018,929.20/1,528,345.20 = 344,944.40/x
  3. Step 3: Cross multiply
    1,018,929.20x = 1,528,345.20 × 344,944.40
  4. Step 4: Simplify right side
    1,018,929.20x = 527,194,118,006.88
  5. Step 5: Solve for x
    x = 527,194,118,006.88/1,018,929.20
  6. Step 6: Final answer
    x = 517,400.15

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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.