Home / 972,001.54-1,341,360.14-542,256.04

Finding the Fourth Proportional to 972,001.54, 1,341,360.14 and 542,256.04

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Solution

The fourth proportional to 972,001.54, 1,341,360.14 and 542,256.04 is: 748,312.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    972,001.54 : 1,341,360.14 = 542,256.04 : x
  2. Step 2: Convert to fraction form
    972,001.54/1,341,360.14 = 542,256.04/x
  3. Step 3: Cross multiply
    972,001.54x = 1,341,360.14 × 542,256.04
  4. Step 4: Simplify right side
    972,001.54x = 727,360,637,730.25
  5. Step 5: Solve for x
    x = 727,360,637,730.25/972,001.54
  6. Step 6: Final answer
    x = 748,312.23

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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.