Home / 993,767.52-1,371,330-564,056.40

Finding the Fourth Proportional to 993,767.52, 1,371,330 and 564,056.40

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Solution

The fourth proportional to 993,767.52, 1,371,330 and 564,056.40 is: 778,358.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    993,767.52 : 1,371,330 = 564,056.40 : x
  2. Step 2: Convert to fraction form
    993,767.52/1,371,330 = 564,056.40/x
  3. Step 3: Cross multiply
    993,767.52x = 1,371,330 × 564,056.40
  4. Step 4: Simplify right side
    993,767.52x = 773,507,463,012
  5. Step 5: Solve for x
    x = 773,507,463,012/993,767.52
  6. Step 6: Final answer
    x = 778,358.57

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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.