Home / 648,547.75-894,738.45-433,346.95

Finding the Fourth Proportional to 648,547.75, 894,738.45 and 433,346.95

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Solution

The fourth proportional to 648,547.75, 894,738.45 and 433,346.95 is: 597,846.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    648,547.75 : 894,738.45 = 433,346.95 : x
  2. Step 2: Convert to fraction form
    648,547.75/894,738.45 = 433,346.95/x
  3. Step 3: Cross multiply
    648,547.75x = 894,738.45 × 433,346.95
  4. Step 4: Simplify right side
    648,547.75x = 387,732,178,355.23
  5. Step 5: Solve for x
    x = 387,732,178,355.23/648,547.75
  6. Step 6: Final answer
    x = 597,846.77

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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.