Home / 626,941.50-865,444.15-423,268.32

Finding the Fourth Proportional to 626,941.50, 865,444.15 and 423,268.32

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Solution

The fourth proportional to 626,941.50, 865,444.15 and 423,268.32 is: 584,289.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    626,941.50 : 865,444.15 = 423,268.32 : x
  2. Step 2: Convert to fraction form
    626,941.50/865,444.15 = 423,268.32/x
  3. Step 3: Cross multiply
    626,941.50x = 865,444.15 × 423,268.32
  4. Step 4: Simplify right side
    626,941.50x = 366,315,090,366.16
  5. Step 5: Solve for x
    x = 366,315,090,366.16/626,941.50
  6. Step 6: Final answer
    x = 584,289.11

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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.