Home / 933,643.70-1,400,465.55-577,502.90

Finding the Fourth Proportional to 933,643.70, 1,400,465.55 and 577,502.90

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Solution

The fourth proportional to 933,643.70, 1,400,465.55 and 577,502.90 is: 866,254.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    933,643.70 : 1,400,465.55 = 577,502.90 : x
  2. Step 2: Convert to fraction form
    933,643.70/1,400,465.55 = 577,502.90/x
  3. Step 3: Cross multiply
    933,643.70x = 1,400,465.55 × 577,502.90
  4. Step 4: Simplify right side
    933,643.70x = 808,772,916,475.10
  5. Step 5: Solve for x
    x = 808,772,916,475.10/933,643.70
  6. Step 6: Final answer
    x = 866,254.35

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Similar ratio
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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.