Home / 677,465.48-934,085.04-585,420.32

Finding the Fourth Proportional to 677,465.48, 934,085.04 and 585,420.32

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Solution

The fourth proportional to 677,465.48, 934,085.04 and 585,420.32 is: 807,173.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    677,465.48 : 934,085.04 = 585,420.32 : x
  2. Step 2: Convert to fraction form
    677,465.48/934,085.04 = 585,420.32/x
  3. Step 3: Cross multiply
    677,465.48x = 934,085.04 × 585,420.32
  4. Step 4: Simplify right side
    677,465.48x = 546,832,363,024.01
  5. Step 5: Solve for x
    x = 546,832,363,024.01/677,465.48
  6. Step 6: Final answer
    x = 807,173.77

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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.