Home / 922,346.32-1,273,430.16-578,653.52

Finding the Fourth Proportional to 922,346.32, 1,273,430.16 and 578,653.52

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Solution

The fourth proportional to 922,346.32, 1,273,430.16 and 578,653.52 is: 798,913.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    922,346.32 : 1,273,430.16 = 578,653.52 : x
  2. Step 2: Convert to fraction form
    922,346.32/1,273,430.16 = 578,653.52/x
  3. Step 3: Cross multiply
    922,346.32x = 1,273,430.16 × 578,653.52
  4. Step 4: Simplify right side
    922,346.32x = 736,874,844,558.16
  5. Step 5: Solve for x
    x = 736,874,844,558.16/922,346.32
  6. Step 6: Final answer
    x = 798,913.41

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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.