Home / 838,547.12-1,157,180.04-456,566.96

Finding the Fourth Proportional to 838,547.12, 1,157,180.04 and 456,566.96

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Solution

The fourth proportional to 838,547.12, 1,157,180.04 and 456,566.96 is: 630,054.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    838,547.12 : 1,157,180.04 = 456,566.96 : x
  2. Step 2: Convert to fraction form
    838,547.12/1,157,180.04 = 456,566.96/x
  3. Step 3: Cross multiply
    838,547.12x = 1,157,180.04 × 456,566.96
  4. Step 4: Simplify right side
    838,547.12x = 528,330,173,035.48
  5. Step 5: Solve for x
    x = 528,330,173,035.48/838,547.12
  6. Step 6: Final answer
    x = 630,054.25

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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.